14 best heavy duty c clamps
Heavy-duty C-clamps are versatile hand tools commonly used in various applications within the fields of construction, woodworking, metalworking, automotive repair, and general home improvement. These clamps are designed to securely hold and stabilize materials, making them essential for a wide range of tasks. Here's what you should know about heavy-duty C-clamps:
Design and Function: A heavy-duty C-clamp typically consists of a C-shaped frame with a screw mechanism. The frame is open on one side and features a threaded screw on the other. When you turn the screw, it moves a movable jaw (the "C" part) toward the fixed jaw, allowing you to grip and secure objects.
Materials: Heavy-duty C-clamps are constructed from durable materials such as cast iron or steel. This robust construction ensures that they can withstand high levels of pressure and repeated use.
Clamping Force: These clamps are designed to provide a significant amount of clamping force, allowing you to firmly hold materials in place while working on them. The screw mechanism allows for precise adjustment of the clamping pressure.
Sizes and Capacities: Heavy-duty C-clamps come in various sizes and capacities to accommodate different applications. Smaller clamps may have a capacity of a few hundred pounds, while larger ones can handle several thousand pounds of force.
Throat Depth: The throat depth of a C-clamp refers to the distance from the screw to the inner edge of the fixed jaw. It determines how far the clamp can reach into the material being held. Choosing the right throat depth is essential for effectively securing your workpiece.
Uses: Heavy-duty C-clamps have a wide range of uses, including:
- Woodworking: Holding boards together during gluing or assembly.
- Metalworking: Securing metal pieces for welding, cutting, or bending.
- Automotive Repair: Clamping components in place during repairs or modifications.
- Construction: Temporary fastening of structural elements during construction projects.
- DIY Projects: Assisting with various home improvement and repair tasks.
Stability: The stable and rigid design of heavy-duty C-clamps ensures that they maintain their grip on materials, even under significant pressure or vibration.
Safety: When using C-clamps, it's essential to follow safety guidelines. Make sure the clamp is securely fastened before starting any work, and be cautious when releasing the clamp to avoid sudden movements or accidents.
Maintenance: Periodically lubricate the screw and clean any debris from the clamp to maintain smooth operation. Store C-clamps in a dry area to prevent rust.
Accessory Options: Some heavy-duty C-clamps come with accessories like swivel pads or protective coverings on the jaws to prevent marring or damage to the workpiece's surface.
Heavy-duty C-clamps are valuable tools for both professionals and DIY enthusiasts.They provide the necessary stability and clamping force to tackle a wide variety of projects across different industries, making them an essential addition to any toolbox or workshop.
Below you can find our editor's choice of the best heavy duty c clamps on the market
Wilton 14554 4-Fc, "O" Series Bridge C-Clamp-Full Closing Spindle, 0-Inch-4-1/2-Inch Jaw Opening, 2-3/4-Inch Throat Depth
WMH Tool Group
Product description
Wilton 14554 4-Fc, "O" Series Bridge C-Clamp-Full Closing Spindle, 0-Inch-4-1/2-Inch Jaw Opening, 2-3/4-Inch Throat Depth
- The Full Closing, Extra Heavy Duty Models Are Designed To Stand Up To The Demands Of Heavy Industrial Applications Like Those In Ship Building
- Hot Upset Square Head On Spindle Withstands Higher Torque
- Square-Head Spindle Has Large Diameter Rolled Thread And Hardened Point Which Provides Smoother Operation And Added Strength
User questions & answers
| Question: | where can i purchase 100,ooo lb. c clamps |
| Answer: | Inflatable rubber tires. We haven't had snow since I purchased this so I don't know about grip. |
| Question: | What is the throat depth of the clamp measured to the outside of the spindle |
| Answer: | Hello Kay, We do sell replacement parts and we contacted you with pricing. Thank you, MD Sales Force Customer Support |
Groz 8-inch C-Clamp | Heavy Duty | Ductile Cast Iron | Black Oxide Finish | 60,000 PSI Tensile Strength (35803)
Groz
Product description
Manufactured from SG Iron with a tensile strength of over 60,000 PSI. Steel main Screw has ACME threads for smooth operation. The swiveling Pad adopts the correct angle and applies even pressure on the work piece;
- Manufactured from Ductile iron with a tensile strength of over 60,000 psi; guaranteed unbreakable under normal usage
- Handle is designed to bend before frame is overstressed
- Steel main screw has ACME threads for smooth operation
- Swiveling Pad adopts the correct angle and applies even pressure on the work piece
- Attractive textured powder coated finish with spindle in black oxide finish for increased resistance to corrosion
User questions & answers
| Question: | What country is this manufactured in |
| Answer: | Hello Suzan, Is it packed or loose gravel? I think it will work well in packed gravel, but it might move around some of the loose gravel. It also depends on the size of the stones. If you currently use a shovel to remove the snow on your gravel this will work as well, and even better. Thanks, MDSF |
Wilton 11115 540 Amp Series Carriage C-Clamp Kit
Wilton
Product description
540a series carriage c-clamps are ideal for light industrial, woodworking and repair applications. They feature a black oxide coating, oscillating head, and sliding cross pin handle. This kit includes four of our most popular sizes - 540a series c-clamp 0 - 2-1/2” opening capacity, 540a series c-clamp 0 - 4” opening capacity, 540a series c-clamp 0 - 6” opening capacity and 540a series c-clamp 0 - 8” opening capacity.
- Frames made from high strength ductile iron castings
- Sliding pin (vise Type) handle, single acme thread rolled spindle and oscillating ball and socket tip
- Wilton's heaviest duty carriage clamp available
- Lifetime warranty
User questions & answers
| Question: | Does this set come with two clamps of each size? Or just one of each size |
| Answer: | Here is the link to the replacement belt. https://www.amazon.com/Treadmill-Doctor-Healthrider-Softstrider-DRTL25060/dp/B008EU7772/ref=sr_1_3?dchild=1&keywords=walking+belt+drtl25060&qid=1607028969&sr=8-3 |
| Question: | How do i get these replaced under warranty |
| Answer: | NO, Here is the link to replacement belt for your machine model. https://www.amazon.com/Treadmill-Doctor-Walking-Belt-20X112/dp/B07WX3KY88/ref=sr_1_11?dchild=1&keywords=walking+belt+for+machine+model+%23+rctl078090&qid=1607028863&sr=8-11 |
| Question: | What is the throat depth |
| Answer: | It won't!- The T50 belt should be approximately 19.5" x 113" |
WEN CLC212 Heavy-Duty Cast Iron C-Clamps with 2-Inch Jaw Opening and 1.2-Inch Throat, 4 Pack
Product description
Remember when you needed to hold some stuff in place? Clamp your heart out with this set of WEN C-Clamps. These heavy duty cast iron clamps feature a black-oxidized finish, a 2-inch opening, and a 1.2-inch throat. The screw’s low resistance finish makes for smooth clamping while the swivel pad automatically adjusts to accommodate a variety of workpiece shapes and sizes. This is the perfect pack for metalworkers and woodworkers alike. Remember when you had a reliable set of clamps? Remember WEN.
- Features a 2-inch max jaw width and a 1.2-inch throat
- Perfect for both metalworking and woodworking
- Manufactured from heavy-duty malleable cast iron with a smooth black oxidized finish
- Low-resistance screw threading minimizes binding and sticking during operation
- Includes four C-clamps, each measuring in at 4.25 x 2.4 x 0.75 inches
TEKTON 6-Inch Malleable Iron C-Clamp, 6-Inch Jaw Opening, 2-5/8-Inch Throat Depth | 4027
TEKTON
Product description
Powerful and versatile, TEKTON C-Clamps secure parts for assembly, fastening, gluing, and welding. From furniture making and cabinetry to metalworking and automotive applications, this dependable workhorse makes sure things stay where you put them. Made of cast malleable iron, the frame has an I-beam design to reduce weight and maximize strength. Acme threading on the screw allows it to glide smoothly without sticking or binding. Floating in a low-resistance ball-and-socket joint, the swivel jaw pad stays in even contact with the work surface as pressure is applied. A sliding handle bar offers multiple hand positions for the best leverage and most comfortable grip.
- Versatile clamp secures Parts for assembly, fastening, gluing, and welding in woodworking, metalworking, and automotive applications
- Cast malleable iron frame with I-beam design provides sure strength
- Acme-threaded screw glides smoothly without sticking or binding
- Swivel jaw pad floats in a low-resistance ball-and-socket joint to apply pressure evenly. Sliding handle bar offers multiple hand positions for best leverage
- Note : 6" refers to max space between jaws, not overall length
User questions & answers
| Question: | Will it rust with exterior use (ie rain |
| Answer: | This clamp has a maximum opening of 2" with a 1.5" throat depth. |
| Question: | Dimension of screw and pad |
| Answer: | How much clamping force do you need , it’s a 2 in clamp use your head !! |
| Question: | Will the 6 inch clamp be enough to wrap around a honda civic front disc caliper so i can recompress front caliper to replace my front brake pads |
| Answer: | The number in the description of a clamp is usually the maximum opening. In this case, 2" |
| Question: | Is this item made in the U.S.A |
| Answer: | Bessey is a German company with a North American division based in Canada. I don't know where their manufacturing facilities are. |
Product features
TEKTON 4027 6-Inch Malleable Iron C-Clamp
Powerful and versatile, TEKTON C-Clamps secure parts for assembly, fastening, gluing, and welding. From furniture making and cabinetry to metalworking and automotive applications, this dependable workhorse makes sure things stay where you put them.
Wilton 14536 2-Fc, "O" Series Bridge C-Clamp-Full Closing Spindle, 0-Inch-2-3/8-Inch Jaw Opening, 1-3/4-Inch Throat Depth
WMH Tool Group
Product description
Wilton 14536 2-Fc, "O" Series Bridge C-Clamp-Full Closing Spindle, 0-Inch-2-3/8-Inch Jaw Opening, 1-3/4-Inch Throat Depth
- The Full Closing, Extra Heavy Duty Models Are Designed To Stand Up To The Demands Of Heavy Industrial Applications Like Those In Ship Building
- Hot Upset Square Head On Spindle Withstands Higher Torque
- Square-Head Spindle Has Large Diameter Rolled Thread And Hardened Point Which Provides Smoother Operation And Added Strength
Performance Tool W215C 8-Inch C-Clamp Malleable Iron
Performance Tool
Product description
Performance Tool W215C 8 In. C-Clamp Malleable Iron is great for a variety of uses around the shop and home. Made of durable malleable iron with a durable enamel finish.
- Helpful for numerous jobs around the home, shop, auto and office
- Heavy duty malleable iron construction
- Tough enamel finish
- Variety of sizes for your clamping needs
- Helpful for numerous jobs around the home, shop, auto and office
4 Pack Heavy Duty C-Clamp Locking Pliers Tool Set, 2 x 6” Swivel + 2 x 11” Swivel Tips C-Clamps with Swivel Pads for Craftsman Home Workshop
Product description
Specifications:
Color: Silver
Size: 6 inch, 11 inch
Material: CR-V
Features:
The locking clamp is made of advanced heat-treated alloy steel and added with chrome-vanadium alloy elements, which can withstand corrosive working environments, and has maximum toughness and durability.
Adjustable screw lock with trigger release, versatile open jaws to hold multiple shapes, and fine adjustments to cut your items and materials.
The 3.25 inch opening jaw can clamp wood joints and body panels, and the rotating pad can automatically adjust according to the shape of the surface, while avoiding damage.
C-clamp is the ideal tool for fastening any material of any shape or size. The compact design is also perfect for craftsmen home and workshop use. The 11-inch lock feature is a reliable choice for home or workshop projects.
Package Includes:
2 x 6 Inch Locking C-Clamp Plier
2 x 11 Inch Locking C-Clamp Plier
If you have any questions, please feel free to contact us via email, we will reply as soon as possible (within 24 hours or earlier).
- The locking clamp is made of advanced heat-treated alloy steel and added with chrome-vanadium alloy elements, which can withstand corrosive working environments, and has maximum toughness and durability.
- Adjustable screw lock with trigger release, versatile open jaws to hold multiple shapes, and fine adjustments to cut your items and materials.
- The 3.25 inch opening jaw can clamp wood joints and body panels, and the rotating pad can automatically adjust according to the shape of the surface, while avoiding damage.
- C-clamp is the ideal tool for fastening any material of any shape or size. The compact design is also perfect for craftsmen home and workshop use. The 11-inch lock feature is a reliable choice for home or workshop projects.
- 100% satisfaction guarantee. Please feel free to contact us if you have any questions about our product.
MAXPOWER 4 Pack 11" Heavy Duty Locking C Clamp - Drop-Forged and Nickel Plated C Vise Plier
- ADJUSTABLE SCREW TENSION - For adjusting pressure to different jobs
- PUNCHED STEEL PLATE HANDLE - Durable under high tension
- HEAT TREATED STEEL - For increased strength/durability
- EXCEEDS ANSI STANDARD - High performance clamping power
- LIFETIME WARRANTY - Buy with confidence from Maxpower
User questions & answers
| Question: | What is the throat depth and max. opening for the _11-inch_ clamp |
| Answer: | We have it on hardwood floor. It’s been there for a couple of months and no sign of anything of the sort |
| Question: | What is the max size of the opening? Kind-a key info for this tool, but nothing found on product page and in reviews |
| Answer: | Treadmill lube is silicone. Petroleum based products are not compatable with the rubber tread. |
| Question: | Where are these manufactured |
| Answer: | The belt I got is 19.5 x 109.5 |
Product features
ADJUSTABLE SCREW
For adjusting pressure to different jobs
PUNCHED STEEL PLATE HANDLE
Durable under high tension
HEAT TREATED STEEL
For increased strength/durability
EXCEEDS ANSI STANDARD
High performance clamping power
WEN CLC108 Heavy-Duty Cast Iron C-Clamps with 1-Inch Jaw Opening and 0.8-Inch Throat, 4 Pack
Product description
Remember when you needed to hold some stuff in place? Clamp your heart out with this set of WEN C-Clamps. These heavy duty cast iron clamps feature a black-oxidized finish, a 1-inch opening, and a 0.8-inch throat. The screw’s low resistance finish makes for smooth clamping while the swivel pad automatically adjusts to accommodate a variety of workpiece shapes and sizes. This is the perfect pack for metalworkers and woodworkers alike. Remember when you had a reliable set of clamps? Remember WEN.
- Features a 1-inch max jaw width and a 0.8-inch throat
- Perfect for both metalworking and woodworking
- Manufactured from heavy-duty malleable cast iron with a smooth black oxidized finish
- Low-resistance screw threading minimizes binding and sticking during operation
- Includes four C-clamps, each measuring in at 2.95 x 2 x 0.7 inches
Grip Heavy Duty C-Clamps (4")
Product description
Use to hold work pieces firmly for gluing, nailing, welding, or cutting. Heavy duty malleable steel frame with sliding t-bar handle. Acme-threaded screw glides smoothly without sticking or binding. Swivel jaw pad floats in a low-resistance ball-and-socket joint to apply pressure evenly. Sliding handle bar offers multiple hand positions for best leverage.
- Use to hold work pieces firmly for gluing, nailing, welding, or cutting.
- Heavy duty malleable steel frame with sliding t-bar handle.
- Acme-threaded screw glides smoothly without sticking or binding.
- Swivel jaw pad floats in a low-resistance ball-and-socket joint to apply pressure evenly.
User questions & answers
| Question: | Are these C-clamps created through forging or casting |
| Answer: | Cutting would make the mat look tacky but its rubber so it can be done. |
| Question: | Is the clamp cast or forged |
| Answer: | No, the mat is too thin to suppress noise of exercise equipment. |
| Question: | Is this made in the USA |
| Answer: | The rubber is not that thick. I use it for a rowing machine resting on carpet. It suits my needs. |
QWORK 8" F-Clamp 8 inch jaw opening 4-3/4 inch throat depth Mini Heavy Duty F Clamp
Product description
Up to 8 inch (200mm) jaw opening. Up to 4-3/4 inch (120mm) throat depth.
The black oxide spindle prevents rust and at the same time prevents wear.
Swivel pad centers on work piece for a sturdy hold, strong and durable.
Drop-forged arm provides minimal deflection under heavy load.
Note: Manual measurement, please allow 1-3mm errors.
Package:1 PACK
- Up to 8 inch (200mm) jaw opening. Up to 4-3/4 inch (120mm) throat depth.
- The black oxide spindle prevents rust and at the same time prevents wear.
- Swivel pad centers on work piece for a sturdy hold, strong and durable.
- Drop-forged arm provides minimal deflection under heavy load.
- 100% Satisfied Service: Enjoy a smooth & frustration free experience with our 100% Satisfied Service in one Month.
User questions & answers
| Question: | what is the dimension of the arm? I need to put it through a hole |
| Answer: | Deliver by third party ( it's heavy) you'll need good scissors or knife to cut binding straps from the cardboard box. The tread, motor base are all together. the support arms and main display (about 15 lbs) need to be attached. Comes with allen wrench for the provided screws and step-by step instructions. Easy to assemble with pictures. no knowledge or english required |
Massca Locking C-Clamp | Portable Table & Tool Vise Grip | Heavy Duty C-Clamps with Swivel Pads | Made from Strong High-Grade Carbon Steel for Home & Workshop Use | – 18 Inch
Massca
Product description
A craftsman is as only good as his tools
A craftsman skill will always be his best asset. His hands will speak for his work and his talent will always be seen at all the stages of production.
However, there’s more than just skill. A craftsman will also need companions that won’t hold him back.
We’ve found the perfect Locking C-Clamp for all sorts of craftsmanship!
Massca gives us the best value for a Locking C-Clamp at a good price. It efficiently locks parts and any kind of materials for fastening, welding, assembly, and many more! This versatile clamp is ideal for woodworking, carpentry, metalworking, automotive applications, and other tasks where a tight and reliable grip is needed.
Its ingenious swivel pads provide greater utility for clamping all sorts of shapes for a close-fitting grip to any angles, edges, or uneven surfaces, and to tightly hold the materials without damaging the work surface. This clamp’s 18-inch jaws capacity ensures a wide-range of clamping while its carbon-steel material can effectively withstand any kinds of extremes in your workstation.
Still having second thoughts? Let Massca do its wonders including:
✅ Smooth clamps and comfortable grip.
✅ Superior grip pressure compared to other clamps.
✅ Perfect for both home and workshop projects.
✅ Compact, light, and fits the rest of your tools in your toolbox.
Get a grip (literally)! Click Add to Cart NOW and be the master craftsman you’re supposed to be!
- Tight & Secure Grip – Get that fine-tuned hold for cutting in your projects and materials at your own workshop. You don’t need a heavy-equipment or a high-powered machine to get the same results. Massca’s Locking C-Clamp can do the same job with its heavy-duty grip.
- Reliable & Versatile – Massca’s C-Clamp is the perfect tool to clasp any material whatever their shape or size. Its 18-inch locking feature and 9-inch throat depth a is a reliable choice for home or workshop projects. Its compact design is also great for toolkits for the traveling craftsman.
- Precision Hold – Thanks to its adaptable swivel pads that automatically adjust according the surface’s form, you’ll always get that precise hold that will save you extra seconds without all the manual adjusting you’ve been used to doing.
- Made From Industry-Grade Carbon Steel – This clamp is constructed from high-grade carbon steel for maximum toughness and durability. A craftsman’s workspace is a tough environment. You’d want your tools to last and keep up, wouldn’t you?
- Suitable For One- Hands Work – It is ergonomically designed for one-handed efficiency and ease of use when working on your projects. You’d want a clamp that will do a good (or perhaps even better) job than your two bare hands.
User questions & answers
| Question: | What is the throat depth and clamping capacity |
| Answer: | Catalog states throat depth of 2-3/4", but measuring to the outside of the spindle is about 3". |
| Question: | Does this have padded grips, or bare metal as shown in pictures 2-3 and the video |
| Answer: | Decline? What goes up also goes down. |
| Question: | How wide do the tips of the clamp open? I want to be able to clamp down 6 inches of wood |
| Answer: | No, it does not. |
| Question: | How big is the clamp depth exactly |
| Answer: | ONLY 2 users profiles can be created. |
Olympia Tools C-Clamp (8" X 4") 38-148
Olympia Tools
Product description
"STEEL C-CLAMP: This 8"" by 4"" C-clamp is ideal for home, garage or woodshop. It features durable steel construction and a smooth adjusting swivel that makes precision clamping a breeze.ERGONOMIC DESIGN: Work for hours with easy handling. Our high friction steel frame makes the clamp user friendly. We aim to deliver you strong hold and pressure grip to prevent slippage during use.MADE TO LAST: Our durable and long-lasting tools help you with home, garage & industrial projects. With professional-grade quality, easily repair & fix issues with our tool cabinet essentials.THE RIGHT TOOL FOR THE JOB: We engineer a range of bolt cutters, clamps, chisels, folding carts, hammers, pliers, saws, screwdrivers, tape measures, utility knives, vises, bolt cutters, saws & wrenches.SUPERIOR INSTRUMENTS: Olympia Tools provides quality & innovative hand & specialty tools, tool accessories & outdoor equipment for construction, woodworking, mechanical maintenance & home repair. OLYMPIA TOOLS 38-148 8"" x 4"" C-CLAMP Size: 8"" x 4"" Features: - Malleable cast frame - Black Oxide Spindle and Handle - Heavy Duty Swivel Saddle - Throat Depth 4"""
From the Manufacturer
OLYMPIA TOOLS 38-148 8" x 4" C-CLAMP Size: 8" x 4" Features: - Malleable cast frame - Black Oxide Spindle and Handle - Heavy Duty Swivel Saddle - Throat Depth 4"
- STEEL C-CLAMP: This 8" by 4" C-clamp is ideal for home, garage or woodshop. It features durable steel construction and a smooth adjusting swivel that makes precision clamping a breeze.
- ERGONOMIC DESIGN: Work for hours with easy handling. Our high friction steel frame makes the clamp user friendly. We aim to deliver you strong hold and pressure grip to prevent slippage during use.
- MADE TO LAST: Our durable and long-lasting tools help you with home, garage & industrial projects. With professional-grade quality, easily repair & fix issues with our tool cabinet essentials.
- THE RIGHT TOOL FOR THE JOB: We engineer a range of bolt cutters, clamps, chisels, folding carts, hammers, pliers, saws, screwdrivers, tape measures, utility knives, vises, bolt cutters, saws & wrenches.
- SUPERIOR INSTRUMENTS: Olympia Tools provides quality & innovative hand & specialty tools, tool accessories & outdoor equipment for construction, woodworking, mechanical maintenance & home repair.
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