Screw Assortments | McMaster-Carr

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Fastener Head Type

System of Measurement

Material

Drive Style

Container Type

Finish

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Phosphate Coated

PTFE Coated

Zinc Plated

Zinc Yellow-Chromate Plated

Number of Pieces

Thread Size

Washer Type

Nut Type

Spring Lock Washers Included

For M4 Screw Size (200 Pieces)

For M5 Screw Size (200 Pieces)

For M6 Screw Size (200 Pieces)

For M8 Screw Size (200 Pieces)

Length

Rounded Head Sheet Metal Screws Included

No. 4 × 1/2" Lg. (75 Pieces)

No. 6 × 1" Lg. (50 Pieces)

No. 6 × 1/2" Lg. (50 Pieces)

No. 6 × 1/2" Lg. (75 Pieces)

No. 6 × 3/4" Lg. (50 Pieces)

No. 6 × 3/8" Lg. (50 Pieces)

No. 6 × 5/8" Lg. (75 Pieces)

No. 8 × 1 1/2" Lg. (25 Pieces)

No. 8 × 1" Lg. (25 Pieces)

No. 8 × 1/2" Lg. (50 Pieces)

No. 8 × 3/4" Lg. (50 Pieces)

No. 10 × 1 1/2" Lg. (20 Pieces)

No. 10 × 1 1/4" Lg. (20 Pieces)

No. 10 × 1" Lg. (25 Pieces)

No. 10 × 1" Lg. (50 Pieces)

No. 10 × 1/2" Lg. (50 Pieces)

No. 10 × 3/4" Lg. (50 Pieces)

No. 14 × 1" Lg. (20 Pieces)

Fastener Strength Grade/Class

Specifications Met

Threading

Rounded Head Style

Tip Type

Container Features

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

RoHS

Compliant

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Container Length

Thread Type

260 Products

Fastening and Joining

Fastener Assortments

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

13 products

Socket Head Screws

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

19 products

Rounded Head Screws

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

6 products

Hex Head Screws

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

132 products

Tapping Screws

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

9 products

Flat Head Screws

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

4 products

Set Screws

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

9 products

Wood Screws

Fasten material to wood or pieces of wood to each other

3 products

Shoulder Screws

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

2 products

Masonry and Concrete Screws

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

3 products

Anchors

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

3 products

Threaded Rods

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

37 products

Screw Nails

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

2 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Electrical Enclosure Pole Mounts

Everything you need to secure enclosures to round poles or beams

14 products

Building and Machinery Hardware

Clamp-On Framing and Fittings

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

1 product