Standard Clamps | McMaster-Carr

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Tamper-Resistant Heptagon

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5,807 Products

Fabricating and Machining

Clamps

Hold workpieces securely in place

750 products

Clamp Holding Screws

Replace worn holding screws in clamps or customize with different sizes or styles

52 products

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

12 products

Clamp Holding Washers

Replace worn washers on open-arm toggle clamps to keep holding screws in place

12 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

Clothespins

Hold light items, secure covers, and seal bags

4 products

Locking Pliers

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

51 products

Hemostats

Grip and move small parts for intricate work in tight spaces

35 products

Long-Nose Pliers

Grab, bend, and position wire and other small parts

1 product

Fixture Clamps

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

336 products

Support Blocks

Support setup clamps for quick height adjustments

10 products

Fixture Kits

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

21 products

T-Slot Clamp Supports

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

7 products

Fixture Tables

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

42 products

Fluid Handling

Hose Clamps

Connect hose to barbed hose fittings

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

2 products

Mixer Clamps

Mount mixers to stands, pipes, or tank rims

9 products

Material Handling

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

1,139 products

Beam Clamps

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

163 products

Threaded Rod Hanger Beams

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

6 products

Loop Clamps

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

478 products

Riser Clamps

Wide flanges support vertical pipe passing through floors

38 products

Pipe Standoff Clamps

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

22 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

51 products

Box Clips

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

4 products

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

2 products

Forklift Tie-Down Clamps

Create anchor points on forklift forks to secure loads for transport

1 product

Fastening and Joining

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

3 products

Document Clips

Hold loose papers together without creating a permanent mark

24 products

Measuring and Inspecting

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

27 products

Electrical

Jumper Cable Clamps

Replace clamps on jumper cables

2 products

Bonding and Grounding Cable

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

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

54 products

Cable Trays and Cable Tray Fittings

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

1 product

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

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

30 products

Building and Machinery Hardware

Positioning Arms

Mount and position tools, small electronics, and displays

31 products

Cam Handles

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

106 products

T-Slotted Framing and Fittings

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

4 products

Clamp-On Framing and Fittings

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

196 products

Communication

Sign Mounts

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

2 products