Black Phosphate Screws | McMaster-Carr

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Finish

Phosphate Coated

Color

System of Measurement

Length

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

1 5/16" to 6 13/16"

1 5/16" to 6 15/16"

Thread Size

Screw Features

Fastener Head Type

Threading

Partially Threaded

Fastener Strength Grade/Class

Drive Style

Tamper-Resistant Hex

Tamper-Resistant Torx

Thread Pitch

Screw Size

Material

Tip Type

Head Width

For Use In

Head Diameter

Flange Diameter

Flat Head Profile

Drive Size

Specifications Met

ASME B18.2.3.9M

DFARS Specialty Metals

RoHS

REACH

Export Control Classification Number (ECCN)

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803 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Drywall Screws

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

Tapping Screws

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

Wood Screws

Fasten material to wood or pieces of wood to each other

L-Keys

Turn fasteners from either end and reach into tight spots

Torque-Limiting Keys

Torque-Limiting Keys

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

Screwdrivers

Tighten and loosen screws

T-Handle Keys

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

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