Aluminum Screws | McMaster-Carr

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Tin Zinc Plated

Zinc Yellow-Chromate Plated

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Compliant with Exemptions

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30,000 psi to 99,999 psi

100,000 psi or greater

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DFARS Specialty Metals

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2,487 Products

Fastening and Joining

Socket Head Screws

Socket Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Hex Head Screws

Hex Head Screws

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

Flat Head Screws

Flat Head Screws

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

Tapping Screws

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

Tighten and loosen by hand without the need for tools

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Shoulder Screws

Shoulder Screws

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

Standoffs

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

Standoff Caps

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

Captive Pins

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

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Binding Barrels and Caps

Binding Barrels and Caps

Create a low-profile fastener with a press or hammer

Binding Barrel Extensions

Binding Barrel Extensions

Add length to a binding barrel

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Threaded Rods

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

Rivet Nuts

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

Weld Nuts

Weld to metal surfaces to add permanent threads

Anchors

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

Rivets

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

Spring Plungers

Spring Plungers

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

Screw Starters

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

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Screwdrivers

Tighten and loosen screws

Building and Machinery Hardware

Strut Channel Nuts

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

Knobs

Position, tighten, and secure fixtures and equipment

Pull Knobs

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

Power Transmission

Connecting Rods

Connecting Rods

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

Lead Screws and Nuts

Lead Screws and Nuts

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

Material Handling

Jacks

Lift, hold, push, and position heavy objects

Electrical

Wire Splices

Connect wires end to end to extend or repair a run

Measuring and Inspecting

Coordinate Measuring Machine Fixture Clamps

Coordinate Measuring Machine Fixture Clamps

Keep workpieces in place for hands-free measuring and inspecting

Fabricating and Machining

Fixture Clamps

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

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