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Bolts
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Socket Screws
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Bolts
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Collection: 3-1/4 Length

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51 of 148 products

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51 of 148 products

Socket Head Cap Screw Black Steel 1-1/2-6 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Steel 1-1/2-6 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $77.00

Regular price Sale price $77.00
Unit price per
Socket Head Cap Screw Black Steel 3/4-10 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Steel 3/4-10 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $4.00

Regular price Sale price $4.00
Unit price per
Socket Head Cap Screw Black Steel 5/8-11 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Steel 5/8-11 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $3.00

Regular price Sale price $3.00
Unit price per
Socket Head Cap Screw Fine Thread Black Steel 1/2-20 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine Thread Black Steel 1/2-20 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $6.00

Regular price Sale price $6.00
Unit price per
Socket Head Cap Screw Fine Thread Black Steel 10-32 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine Thread Black Steel 10-32 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $3.00

Regular price Sale price $3.00
Unit price per
Socket Head Cap Screw Fine Thread Black Steel 3/4-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine Thread Black Steel 3/4-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $9.00

Regular price Sale price $9.00
Unit price per
Socket Head Cap Screw Fine Thread Black Steel 3/8-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine Thread Black Steel 3/8-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $5.00

Regular price Sale price $5.00
Unit price per
Socket Head Cap Screw Fine Thread Black Steel 5/16-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine Thread Black Steel 5/16-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $4.00

Regular price Sale price $4.00
Unit price per
Socket Head Cap Screw Fine Thread Black Steel 5/8-18 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine Thread Black Steel 5/8-18 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $6.00

Regular price Sale price $6.00
Unit price per
Socket Head Cap Screw Full Thread Black Steel 1-1/8-7 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 1-1/8-7 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $30.00

Regular price Sale price $30.00
Unit price per
Socket Head Cap Screw Full Thread Black Steel 1-8 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 1-8 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $14.00

Regular price Sale price $14.00
Unit price per
Socket Head Cap Screw Full Thread Black Steel 3/8-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 3/8-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $9.00

Regular price Sale price $9.00
Unit price per
Socket Head Cap Screw Stainless Steel 1/2-13 * 3-1/4" [Cup Point] [Allen Drive]

Socket Head Cap Screw Stainless Steel 1/2-13 * 3-1/4" [Cup Point] [Allen Drive]

Regular price $4.00

Regular price Sale price $4.00
Unit price per
Socket Head Cap Screw Stainless Steel 1/4-20 * 3-1/4" [Cup Point] [Allen Drive]

Socket Head Cap Screw Stainless Steel 1/4-20 * 3-1/4" [Cup Point] [Allen Drive]

Regular price $2.00

Regular price ~~$1.00~~ Sale price $2.00
Unit price per
Socket Head Cap Screw Stainless Steel 3/4-10 * 3-1/4" [Cup Point] [Allen Drive]

Socket Head Cap Screw Stainless Steel 3/4-10 * 3-1/4" [Cup Point] [Allen Drive]

Regular price $9.00

Regular price Sale price $9.00
Unit price per
Socket Head Cap Screw Stainless Steel 3/8-16 * 3-1/4" [Cup Point] [Allen Drive]

Socket Head Cap Screw Stainless Steel 3/8-16 * 3-1/4" [Cup Point] [Allen Drive]

Regular price $3.00

Regular price Sale price $3.00
Unit price per
Socket Head Cap Screw Stainless Steel 5/16-18 * 3-1/4" [Cup Point] [Allen Drive]

Socket Head Cap Screw Stainless Steel 5/16-18 * 3-1/4" [Cup Point] [Allen Drive]

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Socket Head Cap Screw Stainless Steel 8-32 * 3-1/4" [Cup Point] [Allen Drive]

Socket Head Cap Screw Stainless Steel 8-32 * 3-1/4" [Cup Point] [Allen Drive]

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Square Head Screw Full Thread Black-Oxide Alloy Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [External Square Drive]

Regular price $12.00

Regular price Sale price $12.00
Unit price per

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Thread Type

Coarse Thread [UNC]
Fine Thread [UNF]

Threading

Fully Threaded
Partially Threaded

Imperial Thread (Inch)

8-32
10-24
10-32
1/4-20
5/16-18
5/16-24
3/8-16
3/8-24
7/16-14
1/2-13
1/2-20
5/8-11
5/8-18
3/4-10
3/4-16
7/8-9
1-8
1-1/8-7
1-1/2-6

British Thread (Inch)

1/4-20
5/16-18
3/8-16
7/16-14
5/8-11
3/4-10
7/8-9
1-8
1-1/8-7
1-1/2-6

Imperial Length (Inch)

3-1/4 Length

Categories

Pressure screw

System of Measurement

Imperial (Inch)

MATERIAL & PLATING

Black Oxide
Stainless Steel
Steel

Grade

*Grade* 8

Shape

Square

Fasteners Type

Button Head Cap Screw
Flat Head Cap Screw
Set Screw
Shoulder Screw
Socket Head Cap Screw
Square Screw
Square

Point Type

Cup

Drive

Allen
Square

Head

Square

Country/region

Canada CAD $
United States USD $

Payment methods

© 2025, Les Attaches RJM

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