Mechanical Clamps | McMaster-Carr

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Round with Support Rail

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Compliant with Exemptions

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Length

Finish

Manganese Phosphate Coated

Clamping Action

Thread Size

For Use With

Band Width

Color

Performance

Electrically Insulating

10,467 Products

Most Likely Products

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

51 products

Toggle Clamps

Lock workpieces onto worktables or objects

350 products

Square Holding Clamps

Position squares for repeat checking and marking

1 product

Hose Clamps

Connect hose to barbed hose fittings

1,393 products

Pipe Repair Clamps

Fix small holes and cracks in pipe without taking your system apart

244 products

Variance Indicator Clamps

Secure and position indicators, arms, and other components on holders

61 products

All Results

Fabricating and Machining

Toggle Clamps

Lock workpieces onto worktables or objects

350 products

C-Clamps

Temporarily secure workpieces together or to a work surface

131 products

Magnetic Clamps

Hold magnetic workpieces at common angles such as 90° or 45°

27 products

Spring Clamps

Hold lightweight materials in place, then squeeze to release

41 products

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

92 products

Clamping Screws

Apply pressure through a flat-tipped screw to hold material in place

47 products

Corner Clamps

Align and secure materials at a corner joint

4 products

Band Clamps

Secure round and oddly shaped workpieces

2 products

Pliers Clamps

Clamp and lock workpieces with plier-style jaws for secure handling or transport

35 products

Pipe Welding Clamps

Position and hold pipe joints for welding and assembly

14 products

Panel Alignment Clamps

Align and hold sheet metal panels for drilling, riveting, and welding

20 products

Clamping Screw Mounting Bases

Thread clamping screw clamps into the holes to hold workpieces

7 products

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

51 products

Holders for Locking Pliers

Secure to a table or benchtop and slide in locking pliers for a hands-free way to hold your work

1 product

Clothespins

Hold light items, secure covers, and seal bags

4 products

Vises

Secure workpieces in place

255 products

Spring Clamp Workholders

Secure small parts in spring clamps to keep hands free for soldering, gluing, and assembling

7 products

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

439 products

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

23 products

Alignment Locks

Precisely align your mold halves

25 products

Measuring and Inspecting

Square Holding Clamps

Position squares for repeat checking and marking

1 product

Variance Indicator Clamps

Secure and position indicators, arms, and other components on holders

61 products

Height Gauge Scriber Clamps

Replace the scriber clamp on your height gauge

5 products

Bench Centers

Inspect cylindrical parts for irregularities that could cause wobbles or vibrations

5 products

Test Lead Clips

For hands-free testing, create a temporary yet secure electrical connection

77 products

Fluid Handling

Hose Clamps

Connect hose to barbed hose fittings

1,393 products

Pipe Repair Clamps

Fix small holes and cracks in pipe without taking your system apart

244 products

Hose and Tube Pliers

Install, remove, or pinch off hose and tube

8 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

738 products

Tube Repair Clamps

Mend small holes, cracks, and full-circle breaks in tubing without dismantling your system

18 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

144 products

Mixer Clamps

Mount mixers to stands, pipes, or tank rims

9 products

Power Transmission

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

2,725 products

Lead Screw Collars

Position components and limit travel along a lead screw

55 products

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

623 products

Material Handling

Railing Clamps

Clamp onto metal tubes to hang lighting fixtures, threaded rod, and equipment

15 products

Beam Clamps

Secure lines of pipe and duct, overhead equipment, and lighting fixtures to beam flanges

158 products

Pipe Standoff Clamps

Secure pipes in sanitation drain applications and keep them from touching the mounting surface

22 products

Loop Clamps

Hold pipe snug against the mounting surface to prevent movement that may cause breakage

478 products

Pipe Hangers

Suspend pipe, conduit, and tube from rods, hooks, and straps

221 products

Riser Clamps

Wide flanges support vertical pipe passing through floors

38 products

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

690 products

Conveyor Guide Clamps

Connect conveyor guides to each other and secure them in place

39 products

Cable Pulling Clamps

Maintain tension until a line can be permanently anchored

11 products

Plate Clamps

Vertically lift heavy metal plates, or lift and flip them to their other side

93 products

Fastening and Joining

Threaded Rod Collars

Hold and position parts on a threaded rod

76 products

Electrical Power, Networking, and Controlling

Jumper Cable Clamps

Replace clamps on jumper cables

2 products

Fuse Clamps

Avoid excessive heat and blown fuses by securing fuses into fuse blocks

7 products

Bonding and Grounding Clamps

Add cable or use included cable to create a grounding path, which prevents static charge buildup

50 products

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

60 products

Cable Tray Hanging Clamps

Suspend trays from the ceiling or the run above

1 product

Heating, Ventilation, and Air Conditioning

Duct Clamps

Attach duct to fittings, accessories, and equipment

30 products

Building and Machinery Hardware

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

476 products

Wheel Clamp Locks

Lock a wheel to prevent forklifts, tuggers, and other vehicles from moving

5 products

Safety Equipment

Glove Box Clamps

Secure gloves to glove boxes

4 products

Communication

Hose Identification Bands

Color code hose and tube lines to identify them at a glance

2 products