Metric Holders | McMaster-Carr

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9,338 Products

Most Likely Products

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

Retention Knobs

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle

Terminal Blocks

Terminal Blocks

Mate with terminals to complete circuits in control panels, motors, and small machines

Loop Clamps

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

Pipe Hangers

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

All Results

Material Handling

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

Loop Clamps

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

Pipe Hangers

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

U-Bolts

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

Beam Clamps

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

Pipe Supports

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

Pipe Routing Saddles

Pipe Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

Riser Clamps

Wide flanges support vertical pipe passing through floors

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

Conveyor Guide Clamps

Conveyor Guide Clamps

Connect conveyor guides to each other and secure them in place

Cable Holders

Mount to a surface to secure and route cable

Conveyor Guide Mounting Rods

Conveyor Guide Mounting Rods

Secure guides and other attachments to conveyors

Building and Machinery Hardware

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

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

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

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

Brackets

Connect surfaces in an assembly

Cam Handles

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

Door Tracks

Hang panels to slide over openings when there’s not space for a swinging door

Fabricating and Machining

Retention Knobs

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle

Lathe Collets

Insert into a lathe collet chuck or holder to tightly grip workpieces

Milling Machine Collets

Milling Machine Collets

Install in a milling machine collet chuck or holder to tightly grip tool bits

Die Grinder Collets

Die Grinder Collets

Attach to die grinders to hold grinding bits and burs

T-Slot Covers

Snap into T-slots to block chips, debris, and small parts from falling in

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

T-Slot Cleaners

T-Slot Cleaners

Scrape debris out of machine table T-slots

T-Slot Bolts

Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud

T-Slot Nut and Setup Stud Kits

T-Slot Nut and Setup Stud Kits

Mount fixtures of different sizes to your machine table

Spring Locating Pins

Spring Locating Pins

Apply side force to workpieces to clamp them in place

Fixture Keys

Locate fixtures and vises on your machine table

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

Locating and Support Buttons

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

Clamps

Hold workpieces securely in place

Swivel Pads

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

Lathe Chuck Jaw Nuts

Lathe Chuck Jaw Nuts

Secure jaws to a CNC lathe chuck

Lathe Tools

Remove material from workpieces as they rotate on a lathe

Drill Bit Guides

Drill Bit Guides

Drill precise holes without building a fixture

Electrical

Terminal Blocks

Terminal Blocks

Mate with terminals to complete circuits in control panels, motors, and small machines

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

Cable and Hose Carriers

Cable and Hose Carriers

Route, protect, and guide moving cable

Containers, Storage, and Furniture

Wrench Organizers

Wrench Organizers

Keep wrenches in order at your workstation or when carrying them around your facility

Tool Holders

Mount brooms, cordless drills, flashlights, and other tools

Socket Organizers

Socket Organizers

Arrange sockets at your workstation or carry them neatly around your facility

Cabinets

Store objects on enclosed shelves

Drums

Ship and store large volumes of liquid or dry materials

Fastening and Joining

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

Single-End Studs

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

Retaining Rings

Retaining Rings

Hold components on a shaft

Studs

Press, weld, or screw in place to add a threaded fastening point

Anchors

Secure structural joints in concrete, brick, and other building materials

Weld Nuts

Weld to metal surfaces to add permanent threads

Taper Pins

Fit snugly into tapered holes to secure, position, and align components

Spring Pins

Squeeze and insert into tight holes to hold parts in place with tension

Clevis Pins

Secure parts in place and lock with a cotter pin or retaining ring

Cotter Pins

Secure the ends of clevis pins and shafts to keep components in place

Threaded Stud and Rod Drivers

Threaded Stud and Rod Drivers

Hold and tighten threaded studs and rods

Screwdrivers

Tighten and loosen screws

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

L-Keys

Turn fasteners from either end and reach into tight spots

Socket Inserts

Slip into sockets to keep fasteners from falling out

Power Transmission

Shaft Supports

Support linear motion shafts to prevent bending and rolling under loads

Positioning Slides

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

Connecting Rods

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

Gas Spring Mounts

Gas Spring Mounts

Attach gas springs to panels, lids, and doors using a bracket or stud

Turntable Bearings

Turntable Bearings

Support machinery that slowly turns or oscillates, such as a rotating hoist

Measuring and Inspecting

Variance Indicator Clamps

Variance Indicator Clamps

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

Variance Indicators

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

Coordinate Measuring Machine Plates and Fixtures

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

Alignment Pins

Line up holes in sheet metal, I-beams, and angle irons for bolting, riveting, and welding

Fluid Handling

Hose and Hose Fittings

Hose and Hose Fittings

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

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)