M6 Screws | McMaster-Carr

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3,278 Products

Fastening and Joining

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

393 products

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

556 products

Flat Head Screws

Fit in countersunk holes for a flush finish

337 products

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

310 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

336 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

240 products

Thumb Screws

Tighten and loosen by hand without the need for tools

76 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

18 products

Carriage Bolts

A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut

20 products

12-Point Screws

12 contact points handle more torque than a hex head while a flange eliminates the need for a washer

4 products

Wood Screws

Fasten material to wood or pieces of wood to each other

14 products

Studs

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

43 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

6 products

Elevator Bolts

Create a flush joint to allow movement in tight spaces such as grain elevators and belting systems

11 products

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

1 product

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

4 products

Threaded Rods

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

111 products

Single-End Studs

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

7 products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

57 products

Weld Nuts

Weld to metal surfaces to add permanent threads

30 products

Thread Adapters

Join threads of a different type, size, and gender

395 products

Binding Barrels and Screws

Thread together for a low-profile fastener

24 products

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

34 products

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

41 products

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

1 product

Magnets

Attract or repel metal objects to hang, secure, or position them

12 products

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

36 products

Pull Handles and Knobs

Open and close cabinets, drawers, and doors on machines and equipment

2 products

T-Slotted Framing and Fittings

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

27 products

Fabricating and Machining

Setup Studs

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

39 products

T-Slot Bolts

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

3 products

Fixturing Clamps

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

9 products

Power Transmission

Ball Screws and Nuts

Internal ball bearings roll on screws for low friction when moving components at high speeds

2 products

Connecting Rods

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

51 products

Material Handling

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

7 products

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

5 products

Measuring and Inspecting

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

1 product

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

3 products