Metal Screws | McMaster-Carr

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1008-1010 Low-Carbon Steel

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83,114 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

7,562 products

Rounded Head Screws

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

9,798 products

Hex Head Screws

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

11,304 products

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

5,992 products

Tapping Screws

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

5,328 products

Shoulder Screws

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

6,877 products

Set Screws

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

5,157 products

Wood Screws

Fasten material to wood or pieces of wood to each other

1,464 products

Thumb Screws

Tighten and loosen by hand without the need for tools

1,468 products

Carriage Bolts

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

877 products

12-Point Screws

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

208 products

Oval Head Screws

The domed top sits slightly above the surface of countersunk holes for a decorative look

307 products

Drywall Screws

Fasten panels of drywall to materials such as wood, metal, and drywall

132 products

Concrete Screws

Anchor parts to concrete, block, and brick without tapping the hole first

111 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

375 products

Studs

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

637 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

12 products

Square Head Screws

Turn the large flat sides with a wrench into square holes that stop further rotation

145 products

Elevator Bolts

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

187 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

99 products

T-Bolts

Turn by hand for easy fastening, use as a handle, or attach as a point for straps and clamps

21 products

Plow Bolts

The head sits flush with countersunk holes while the bolt stays in place when tightening a nut

50 products

Hold-Down Bolts

Hold material under the bent head while the other end is tightened down with a nut

21 products

Pentagon Head Screws

Create a tamper-resistant joint with a head than can only be removed with a 5-point socket

17 products

Jack Screws

Create vibration-resistant connections between D-sub cords and panels

22 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

3 products

Dowel Screws

Screw into holes to join two pieces of wood

13 products

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

878 products

Threaded Rods

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

5,230 products

Rivet Nuts

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

487 products

Weld Nuts

Weld to metal surfaces to add permanent threads

589 products

Standoffs

Separate, position, or connect components in assemblies

1,417 products

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

66 products

Single-End Studs

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

184 products

Spring Plungers

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

1,036 products

Thread Adapters

Join threads of a different type, size, and gender

3,598 products

Anchors

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

906 products

Captive Pins

Press into holes in thin materials like panels and circuit boards to permanently join or align them

84 products

Screw Nails

Drive like nails but hold like screws in drilled holes in wood, plastic, drywall, and masonry

76 products

Nails

Drive into wood, plastic, drywall, and masonry

21 products

Anchor Toggles

Replace your anchor toggle if it falls when removing your toggle bolt

5 products

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

6 products

Screwdriver Bits

Pair with drivers to turn screws

989 products

L-Keys

Turn fasteners from either end and reach into tight spots

1,271 products

Screwdrivers

Tighten and loosen screws

754 products

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

156 products

Screw Starters

Grip and start turning screws that are too small to hold or located in hard-to-reach spots

27 products

T-Handle Keys

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

444 products

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

5 products

Torque-Limiting Keys

Used to install carbide inserts in cutting tools, a handle limits the amount of torque generated

42 products

Hanger Bolt Driver Bits

Turn flat-end bolts and screws

4 products

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

8 products

Anchor Installation Tools

Drive with a hammer to expand and secure anchors in place

20 products

Magnets

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

68 products

Fabricating and Machining

Setup Studs

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

627 products

T-Slot Bolts

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

262 products

Locating Pin Lock Screws

Secure removable locating pins

2 products

Grippers

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

107 products

Drill Bushing Lock Screws

Prevent drill bushings from spinning

14 products

Fixture Clamps

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

170 products

T-Tracks

A versatile foundation for custom fixturing setups

4 products

Fixture Kits

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

50 products

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

8 products

Clamp Holding Screws

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

52 products

Clamping Screws

Apply pressure through a flat-tipped screw to hold material in place

35 products

Clamping Screw Mounting Bases

Thread clamping screw clamps into the holes to hold workpieces

7 products

Gear and Bearing Puller Forcing Screws

Replace forcing screws on gear and bearing pullers

18 products

Lathe Tool Insert Holder Replacement Parts

Replace clamps, screws, shims, and other parts in lathe tool insert holders

29 products

Drills

Cut holes and drive screws with cordless, electric, air-powered, and manual drills

19 products

Power Transmission

Precision Lead Screws and Nuts

Pair with a motor for accurate starts and stops in automated motion and positioning applications

784 products

Precision Lead Screw Nut Flanges

Pair with precision lead screw nuts to make custom flange nuts that move items along lead screws

18 products

Lead Screws and Nuts

Move components in a straight line in clamping and heavy duty lifting and lowering applications

838 products

Ball Screws and Nuts

Provide smooth travel where high speeds, accurate positioning, and repeatable movement are required

205 products

Connecting Rods

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

808 products

Lead Screw Collars

Position components and limit travel along a lead screw

55 products

End Supports for Ball Screws and Precision Lead Screws

Brace and secure the ends of ball screws and precision lead screws

16 products

Ball Screw/Splines and Bearings

Transmit rotary power, move loads along the shaft, or do both at once

3 products

Roller Screws and Nuts

Create more points of contact to handle much higher loads than ball screws and nuts of the same size

8 products

Linear Drive Nuts

Create a linear positioning system on a rotary shaft without a lead screw

3 products

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

636 products

Indicating Knobs

Control devices and view settings at a glance

2 products

Pull Knobs

Use a knob to open and close cabinets, drawers, and doors

27 products

T-Slotted Framing and Fittings

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

117 products

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

1 product

Clamp-On Framing and Fittings

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

1 product

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

3 products

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

2 products

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

3 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

10 products

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

40 products

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

9 products

Material Handling

Eyebolts

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

961 products

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

111 products

Wheel Axles

Connect rotating wheels and support vehicles

22 products

Screw Conveyors

Push material through fixed troughs

121 products

Conveyor T-Slot Bolts

Drop into the T-slot to mount components

12 products

Jacks

Lift, hold, push, and position heavy objects

142 products

Tie Wire Hangers

Hang lightweight items such as suspended ceilings and lighting fixtures

2 products

Electrical Power, Networking, and Controlling

Grounding Lugs

Create a common grounding path for internal components and circuits, as well as the enclosure body

1 product

Grounding Screws

Fasten grounding wires to steel structures, fence posts, and transformers

8 products

Wire Splices

Connect wires end to end to extend or repair a run

17 products

Binding Posts

Test circuits before making permanent connections

13 products

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Containers, Storage, and Furniture

Hanging Hooks

Hang tools, hoses, garments, and other supplies on walls for easy access

94 products

Tool Holders

Mount brooms, cordless drills, flashlights, and other tools

3 products

Measuring and Inspecting

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

68 products

Coordinate Measuring Machine Fixture Clamps

Keep workpieces in place for hands-free measuring and inspecting

6 products

Facility and Grounds Maintenance

Toilet Mounts

Secure toilet components with flanges and hardware kits

13 products

Fluid Handling

Float Rods

Connect valve bodies and floats to build or repair a float valve

18 products