Countersunk Bolts | McMaster-Carr

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Fastener Head Type

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Tamper-Resistant Hex

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Tamper-Resistant Torx Plus

Material

Grade 2 Titanium

Stainless Steel

System of Measurement

Flat Head Profile

Finish

Corrosion-Resistant Coated

Galvanic Barrier Coated

Phosphate Coated

Countersink Angle

Threading

Partially Threaded

Head Diameter

Thread Pitch

Head Height

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Specifications Met

Federal Specification

Screw Size

Fastener Strength Grade/Class

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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14,593 Products

Fastening and Joining

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish

Set Screws

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

Elevator Bolts

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

Oval Head Screws

Oval Head Screws

A decorative, domed head sits above the surface when installed

Plow Bolts

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

Tapping Screws

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

Fastener Assortments

Fastener Assortments

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

Wood Screws

Fasten material to wood or pieces of wood to each other

Shoulder Screws

Shoulder Screws

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

Joint Clamps for Wood

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

Drywall Screws

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

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

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

Anchors

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

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