Steel Clamps | McMaster-Carr

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Weight Capacity

1,000 lb. to 1,999 lb.

2,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. or greater

Jaw Style

Double Curved and Flat

Construction

Mounting Location

6,935 Products

Fabricating and Machining

Fixture Clamps

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

171 products

T-Tracks

Add fixturing to flat surfaces on machines such as table saws, CNC routers, and drill presses

2 products

T-Slot Clamp Supports

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

7 products

Pin Removal Blocks

Remove a range of pin sizes from workpieces by tapping them into holes with a punch and hammer

1 product

Fixture 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

Fixture Tables

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

35 products

V-Blocks

Hold round workpieces

32 products

Work Supports

Reduce vibration and deformation by adjusting to secure your workpiece

3 products

Parallels

Raise workpieces above your vise to create clearance for cutting tools

22 products

Parallel Keepers

Keep parallels in place against vise jaws

2 products

Grippers

Clamp against uneven or irregularly shaped parts such as castings for a secure hold

48 products

Clamps

Hold workpieces securely in place

42 products

Locking Pliers

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

49 products

Vise Stops

Prevent horizontal movement within machine vises to keep workpieces in place

4 products

Vise Tube Holders

Grip tubing in place while you cut, flare, or expand the end

2 products

Swivel Pads

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

29 products

Long-Nose Pliers

Grab, bend, and position wire and other small parts

1 product

Tongs

Grip and handle objects without touching them

26 products

Alignment Locks

Precisely align your mold halves

25 products

Material Handling

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

384 products

Routing Clamp Rails

Use with rail-mount routing clamps to route pressurized lines in hydraulic systems

8 products

Beam Clamps

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

85 products

Loop Clamps

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

138 products

U-Bolts

Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers

587 products

U-Bolt Plates

Reinforce mounted U-bolts for a more secure hold

121 products

Pipe Hangers

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

243 products

Seismic Bracing Mounts

Bolster threaded-rod hangers and allow pipe systems to sway during earthquakes

4 products

Routing J-Hooks

Hang, adjust, and remove bundles of cable through the wide opening more easily than with routing rings

8 products

Pipe Supports

Brace pipe, tube, and conduit that needs to be routed between studs or elevated off the floor

43 products

Riser Clamps

Wide flanges support vertical pipe passing through floors

23 products

Routing Rings

Suspend wire and cable by feeding it through the eyehole

32 products

Routing Ring Bases

Temporarily attach routing rings to steel and iron surfaces with a magnet

2 products

Threaded Rod Mounts

Hang threaded rod from ceilings, walls, beams, and joists

17 products

Threaded Rod Anchors

Install directly into a flat surface for more holding power than threaded rod mounts

39 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

Plate Clamps

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

40 products

Lifting Magnets

Lift, pull, and move metal sheets, plates, and parts with magnetic force

41 products

Forklift Tie-Down Clamps

Create anchor points on forklift forks to secure loads for transport

1 product

Puller Tongs

Sharp ends dig into wood objects to grab and pull them; also known as skidding tongs

3 products

Lifting Tongs

Lift tongs by the eye with a crane or forklift to grasp and elevate tall objects or beams

10 products

Drum Lifters

Raise, transport, tilt, or drain drums

12 products

Manhole-Cover Lifters

Safely remove manhole covers by yourself

1 product

Hitch Clamps

Strengthen the joint between your hitch insert and receiver to prevent rattling and swaying

2 products

Pick-and-Place Gripper Fingers

Connect to grippers to grasp and move items in pick-and-place applications

15 products

Pail Lifters

Hook to a crane or hoist to pick up pails and pour out contents

1 product

Snap Hooks

Spring, slide, or press open to quickly connect rope and chain

37 products

Carabiners

Hook onto rope and webbing to quickly connect objects, fittings, and other lengths of rope

51 products

Compression Tools

Crimp sleeves around rope and wire rope to create loops for attaching fittings

28 products

Cable Pulling Clamps

Maintain tension until a line can be permanently anchored

11 products

Wire Rope Clamps

Form a removable loop at the ends of wire rope by tightening the nuts

43 products

Roller Swage Presses

Install swage fittings at the ends of wire rope

23 products

Wire Rope End Fittings

Finish wire rope ends with threaded stud, eye, clevis, ball, hook, and other connections

52 products

Wire Rope Cutting Bands

Prevent fraying while cutting wire rope; also known as seizing bands

7 products

Rope Clamps

Create a removable loop at rope ends by tightening the screws

2 products

Lanyards

Pull, hang, tie down, and tether objects with the attached fittings

9 products

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

2 products

Conveyors

Roller, skate wheel, ball transfer, belt, and vacuum conveyors

1 product

Conveyor Brackets

Mount guide clamps, sensors, drip pans, and other attachments to conveyor frames

1 product

Conveyor Guide Mounting Rods

Secure guides and other attachments to conveyors

2 products

Box Clips

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

2 products

Webbing Buckles

Pair with webbing to make adjustable straps

3 products

Fluid Handling

Hose Clamps

Connect hose to barbed hose fittings

252 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

10 products

Hose Clamp Installation Tools

Tighten hose clamps over hose and fittings to secure them

16 products

Hose and Tube Pliers

Install, remove, or pinch off hose and tube

14 products

Pipe and Pipe Fittings

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

122 products

Tube and Tube Fittings

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

120 products

Pipe Repair Clamps

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

9 products

Building and Machinery Hardware

Draw Latches

Pull toolbox and other container lids closed and secure them

206 products

Wheel Clamp Locks

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

5 products

Clamp-On Framing and Fittings

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

49 products

T-Slotted Framing and Fittings

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

46 products

Strut Channel Framing and Fittings

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

21 products

Press-Fit Framing and Fittings

Set up temporary partitions, guards, and displays using only a hammer

9 products

Adjustable Handles

Lift and turn to easily position and tighten components; also called clamping handles

60 products

Knobs

Position, tighten, and secure fixtures and equipment

128 products

Brackets

Connect surfaces in an assembly

85 products

Panel Hanging Brackets

Mount and remove panels

2 products

Power Transmission

Shaft Collars

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

1,293 products

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

41 products

Pulley and Sprocket Bushings

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

537 products

Roller Chain Breaker/Riveters

Alter roller chain length or strengthen it for better performance on high-speed drives

1 product

Roller Chain Breakers

Open links to alter roller chain length

5 products

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

24 products

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

329 products

Filter/Regulator/Lubricator Joiner Clamps

Connect FRL components that have the same series number

3 products

Measuring and Inspecting

Variance Indicator Holder Fine-Adjustment Attachments

Install on Starrett variance indicator holders for precise control over positioning

1 product

Variance Indicator Clamps

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

43 products

Variance Indicator Holders

Position and hold variance indicators in place for accurate readings

4 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

33 products

Compass Point-Holding Clamps

Attach to a pipe, ruler, or beam to scribe circles and arcs too large for a compass

1 product

Containers, Storage, and Furniture

Tool Holders

Mount brooms, cordless drills, flashlights, and other tools

37 products

Pegboard Tool Holders

Store tools such as pliers, screwdrivers, and hammers on pegboard

7 products

Pegboard Clips

Hold instructions, safety sheets, and small bags on pegboard

2 products

Pegboard Organizer Kits

Use a range of hooks, holders, and bin boxes to organize tools on pegboard

3 products

Cylinder Racks

Store gas cylinders in an upright position

35 products

Fastening and Joining

Thumb Screws

Tighten and loosen by hand without the need for tools

417 products

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

10 products

Panel Clips

Slide over the edge of two or more panels to hold them together without tools or fasteners

3 products

Spring Plunger Catches

Act as a stop for positioning ball-nose and long-nose spring plungers

4 products

Weld Nuts

Weld to metal surfaces to add permanent threads

9 products

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

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

15 products

Safety Equipment

Glove Box Clamps

Secure gloves to glove boxes

2 products

Electrical

Cable and Hose Carrier Accessories

Move cable and hose carriers alongside robot arms without obstructing movement

27 products

Cable and Hose Carriers

Route, protect, and guide moving cable

6 products

Cable Trays and Cable Tray Fittings

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

38 products

Fuse Clamps

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

7 products

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

3 products

Communication

Sign Mounts

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

1 product