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Bolts
Nuts
Washers
Socket Screws
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United States USD $

Bolts
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Collection: Coarse Thread [UNC]

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106 of 8388 products

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106 of 8388 products

Imperial Hexagonal Bolt Partial Thread Zinc Plated 9/16-12 * 3-1/4" Grade 5

Imperial Hexagonal Bolt Partial Thread Zinc Plated 9/16-12 * 3-1/4" Grade 5

Regular price From $4.00

Regular price ~~$3.00~~ Sale price From $4.00
Unit price per
Imperial Structural Hexagonal Bolt Partial Thread Galvanized 5/8-11 * 3-1/4" Grade A325

Imperial Structural Hexagonal Bolt Partial Thread Galvanized 5/8-11 * 3-1/4" Grade A325

Regular price From $6.00

Regular price Sale price From $6.00
Unit price per
Pan Head Machine Screw Full Thread Stainless Steel 1/4-20 * 3-1/4" [Philips Drive]

Pan Head Machine Screw Full Thread Stainless Steel 1/4-20 * 3-1/4" [Philips Drive]

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Pan Head Machine Screw Full Thread Stainless Steel 10-24 * 3-1/4" [Philips Drive]

Pan Head Machine Screw Full Thread Stainless Steel 10-24 * 3-1/4" [Philips Drive]

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Pan Head Machine Screw Full Thread Stainless Steel 8-32 * 3-1/4" [Philips Drive]

Pan Head Machine Screw Full Thread Stainless Steel 8-32 * 3-1/4" [Philips Drive]

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Set screw Full Thread Black Oxyde Alloy Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Set screw Full Thread Black Oxyde Alloy Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price From $6.00

Regular price Sale price From $6.00
Unit price per
Set screw Full Thread Black Oxyde Alloy Steel 3/4-10 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Set screw Full Thread Black Oxyde Alloy Steel 3/4-10 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price From $10.00

Regular price Sale price From $10.00
Unit price per
Set screw Full Thread Black Oxyde Alloy Steel 3/8-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Set screw Full Thread Black Oxyde Alloy Steel 3/8-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price From $12.00

Regular price Sale price From $12.00
Unit price per
Set screw Full Thread Black Oxyde Alloy Steel 5/8-11 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Set screw Full Thread Black Oxyde Alloy Steel 5/8-11 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price From $6.00

Regular price Sale price From $6.00
Unit price per
Shoulder Screw Black Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Shoulder Screw Black Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $13.00

Regular price Sale price $13.00
Unit price per
Shoulder Screw Black Steel 1/4-20 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Shoulder Screw Black Steel 1/4-20 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $11.00

Regular price Sale price $11.00
Unit price per
Shoulder Screw Black Steel 10-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Shoulder Screw Black Steel 10-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $9.00

Regular price Sale price $9.00
Unit price per
Shoulder Screw Black Steel 3/4-10 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

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

Regular price $56.00

Regular price Sale price $56.00
Unit price per
Shoulder Screw Black Steel 3/8-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Shoulder Screw Black Steel 3/8-16 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $11.00

Regular price Sale price $11.00
Unit price per
Shoulder Screw Black Steel 5/16-18 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Shoulder Screw Black Steel 5/16-18 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $7.00

Regular price Sale price $7.00
Unit price per
Shoulder Screw Black Steel 5/8-11 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

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

Regular price $16.00

Regular price Sale price $16.00
Unit price per
Shoulder Screw Black Steel 7/8-9 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Shoulder Screw Black Steel 7/8-9 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $113.00

Regular price Sale price $113.00
Unit price per
Shoulder Screw Stainless Steel 1/2-13 *3-1/4" [Cup Point] [Allen Drive]

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

Regular price $50.00

Regular price Sale price $50.00
Unit price per
Shoulder Screw Stainless Steel 3/8-16 *3-1/4" [Cup Point] [Allen Drive]

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

Regular price $36.00

Regular price Sale price $36.00
Unit price per
Shoulder Screw Stainless Steel 5/16-18 *3-1/4" [Cup Point] [Allen Drive]

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

Regular price $18.00

Regular price Sale price $18.00
Unit price per
Shoulder Screw Stainless Steel 5/8-11 *3-1/4" [Cup Point] [Allen Drive]

Shoulder Screw Stainless Steel 5/8-11 *3-1/4" [Cup Point] [Allen Drive]

Regular price $62.00

Regular price Sale price $62.00
Unit price per
Socket Head Cap Screw Black Oxyde Alloy Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Oxyde Alloy Steel 1/2-13 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Socket Head Cap Screw Black Oxyde Alloy Steel 1/4-20 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

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

Regular price $1.00

Regular price Sale price $1.00
Unit price per
Socket Head Cap Screw Black Oxyde Alloy Steel 10-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Oxyde Alloy Steel 10-24 * 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 Black Oxyde Alloy Steel 3/8-24 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

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

Regular price $2.00

Regular price Sale price $2.00
Unit price per
Socket Head Cap Screw Black Oxyde Alloy Steel 5/16-18 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Oxyde Alloy Steel 5/16-18 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Regular price $1.00

Regular price Sale price $1.00
Unit price per
Socket Head Cap Screw Black Oxyde Alloy Steel 7/16-14 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Oxyde Alloy Steel 7/16-14 * 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 Black Oxyde Alloy Steel 8-32 * 3-1/4" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Oxyde Alloy Steel 8-32 * 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 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 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

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Thread Type

Coarse Thread [UNC]

Threading

Fully Threaded
Partially Threaded

Imperial Thread (Inch)

8-32
10-24
1/4-20
5/16-18
3/8-16
7/16-14
1/2-13
9/16-12
5/8-11
3/4-10
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
9/16-12
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

Bolt
Eye Bolt
Machine Screw
Pressure screw
Concrete Screw
Lifting

System of Measurement

Imperial (Inch)

MATERIAL & PLATING

Black Oxide
Cadium Plated
Galvanized
Stainless Steel
Steel
Yellow Zinc
Zinc

Stainless Steel Grade

316 Stainless Steel

Grade

*Grade* 5
*Grade* 8
Grade A325

Shape

Square

Fasteners Type

Button Head Cap Screw
Flat Head
Flat Head Cap Screw
Hexagonal
Pan Head
Set Screw
Shoulder Screw
Socket Head Cap Screw
Square Screw
Truss Head
Structural
Square

Thread Direction

Right Thread

Point Type

Cup

Drive

Allen
Philips
Slotted
Square

Head

Square
Standard

Classification

Asme B19 2 1
Sae J429
Asme B18 5
Asme B18 2 6
Astm A325
Astm F312

Country/region

Canada CAD $
United States USD $

Payment methods

© 2025, Les Attaches RJM

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