1 1/4"-7 Screws | McMaster-Carr

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System of Measurement

Thread Size

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Fastener Strength Grade/Class

ASTM Grade A325

Threading

Partially Threaded

Threaded on Both Ends

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Material

Stainless Steel

Finish

Hot-Dipped Galvanized

Zinc Yellow-Chromate Plated

Thread Spacing

Thread Type

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Specifications Met

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Head Height

Drive Style

External Square

Grip Length

Thread Direction

Head Diameter

Socket Head Profile

Drive Size

Thread Fit

Unified Standard Class 1A

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

DFARS Specialty Metals

Hardness

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

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209 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Socket Head Screws

Socket Head Screws

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

Set Screws

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

Flat Head Screws

Flat Head Screws

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

Threaded Rods

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

Anchors

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Fabricating and Machining

Setup Studs

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

Material Handling

Eyebolts

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

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

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