Standard Clamps | McMaster-Carr

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Clamp Type

Clamping Action

Material

Mount Type

Handle Style

System of Measurement

Handle Position When Clamped

Thread Size

Holding Capacity

1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

Clamp ID

Overall Length When Clamped

Pipe Size

Body Material

Maximum Clamping Clearance

Plunger Travel

Length

Clamping Surface Type

REACH

Arm Length

DFARS Specialty Metals

Exempt

Not Compliant

Number of Mounting Holes

RoHS

Compliant

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

Holding Screw Thread Size

Grip Style

5,773 Products

Fabricating and Machining

Clamps

Hold workpieces securely in place

826 products

Long-Nose Pliers

Grab, bend, and position wire and other small parts

1 product

Locking Pliers

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

62 products

Swivel Pads

Attach to the ends of screws, threaded studs, or C-clamps to apply even pressure on uneven surfaces

8 products

Spring Clamp Workholders

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

7 products

Hemostats

Grip and move small parts for intricate work in tight spaces

35 products

Clothespins

Hold light items, secure covers, and seal bags

4 products

Fixturing Clamps

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

319 products

Fixture Tables

Add clamps, brackets, and other components to build fixtures for welding and assembly

42 products

Fixturing Kits

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

21 products

Step Blocks

Support setup clamps for quick height adjustments

10 products

T-Slot Clamp Supports

Hold up clamps to keep them in place when they're unclamped

7 products

Material Handling

Beam Clamps

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

163 products

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

1,139 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

Threaded Rod Hanger Beams

Mount across roof joists to hang threaded rod and route pipe and duct in areas with no anchor point

5 products

Riser Clamps

Wide flanges support vertical pipe passing through floors

38 products

Box Clips

Keep cardboard box flaps folded down and out of the way while packing

4 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

38 products

Forklift Tie-Down Clamps

Create anchor points on forklift forks to secure loads for transport

1 product

Building and Machinery Hardware

Cam Handles

For fast clamping, push down on the handle to draw two parts together

106 products

Positioning Arms

Mount and position tools, small electronics, and displays

31 products

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

196 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

4 products

Fluid Handling

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

1,674 products

Hose and Tube Pliers

Install, remove, or pinch off hose and tube

8 products

Hose End Safety Straps

Wrap around the levers on cam-and-groove hose fittings to prevent accidental release and spills

3 products

Hose Identification Bands

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

1 product

Mixer Clamps

Mount mixers to stands, pipes, or tank rims

9 products

Measuring and Inspecting

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

27 products

Electrical

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

54 products

Bonding and Grounding Clamps

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

50 products

Bonding and Grounding Cable

Add clamps to create a grounding path, which prevents static charge buildup

7 products

Cable Trays and Cable Tray Fittings

Organize and route bundles of cable while keeping them accessible anywhere along the run

1 product

Jumper Cable Clamps

Replace clamps on jumper cables

2 products

Fastening and Joining

Document Clips

Hold loose papers together without creating a permanent mark

24 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

3 products

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

30 products

Communication

Sign Mounts

Fasten signs to posts, or bolt posts directly into the ground

2 products