Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Estimated total

0.00 CAD

Taxes, Discounts and shipping calculated at checkout

Language

English
Français

Bolts
Nuts
Washers
Socket Screws
Contact Us
About Us

Country/region

Search

Language

English
Français

Bolts
Nuts
Washers
Socket Screws
Contact Us
About Us

Search

Collection: 3/8 Length

Sort by:

183 of 392 products

Sort

Sort

183 of 392 products

Sort by:

Remove all

183 of 392 products

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

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

Regular price 0.58 $ CAD

Regular price Sale price 0.58 $ CAD
Unit price per
Socket Head Cap Screw Fine & Full Thread Black Steel 7/16-20 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine & Full Thread Black Steel 7/16-20 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 1.43 $ CAD

Regular price Sale price 1.43 $ CAD
Unit price per
Socket Head Cap Screw Fine & Full Thread Black Steel 8-36 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Fine & Full Thread Black Steel 8-36 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.10 $ CAD

Regular price Sale price 0.10 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 1-64 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 1-64 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.31 $ CAD

Regular price Sale price 0.31 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 1/2-13 * 3/8" Grade 8 [Cup Point] [Allen Drive]

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

Regular price 3.83 $ CAD

Regular price Sale price 3.83 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Sale

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

Regular price 0.13 $ CAD

Regular price ~~0.17 $ CAD~~ Sale price 0.13 $ CAD
Unit price per

Sale
Socket Head Cap Screw Full Thread Black Steel 10-24 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 10-24 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.06 $ CAD

Regular price Sale price 0.06 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 12-24 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 12-24 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.33 $ CAD

Regular price Sale price 0.33 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 2-56 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 2-56 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.16 $ CAD

Regular price Sale price 0.16 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 3-48 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 3-48 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.16 $ CAD

Regular price Sale price 0.16 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 3/8-16 * 3/8" Grade 8 [Cup Point] [Allen Drive]

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

Regular price 0.89 $ CAD

Regular price Sale price 0.89 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 4-40 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 4-40 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.11 $ CAD

Regular price Sale price 0.11 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 5-40 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 5-40 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.10 $ CAD

Regular price Sale price 0.10 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 5/16-18 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 5/16-18 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.17 $ CAD

Regular price Sale price 0.17 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 6-32 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 6-32 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 0.09 $ CAD

Regular price Sale price 0.09 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 7/16-14 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Full Thread Black Steel 7/16-14 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Regular price 1.36 $ CAD

Regular price Sale price 1.36 $ CAD
Unit price per
Socket Head Cap Screw Full Thread Black Steel 8-32 * 3/8" Grade 8 [Cup Point] [Allen Drive]

Sale

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

Regular price 0.12 $ CAD

Regular price ~~0.26 $ CAD~~ Sale price 0.12 $ CAD
Unit price per

Sale
Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Regular price 0.11 $ CAD

Regular price Sale price 0.11 $ CAD
Unit price per
Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Regular price 0.90 $ CAD

Regular price Sale price 0.90 $ CAD
Unit price per
Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Regular price 0.75 $ CAD

Regular price Sale price 0.75 $ CAD
Unit price per
Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Regular price 0.86 $ CAD

Regular price Sale price 0.86 $ CAD
Unit price per
Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1/4-20 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Regular price 0.99 $ CAD

Regular price Sale price 0.99 $ CAD
Unit price per
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 3/8" Grade 8 [Cup Point] [External Square Drive]

Regular price 0.48 $ CAD

Regular price Sale price 0.48 $ CAD
Unit price per

1
…
4
5
6

Filter

Refine

Thread Type

Coarse Thread [UNC]
Fine Thread [UNF]

Threading

Fully Threaded
Partially Threaded

Imperial Thread (Inch)

0-80
1-64
1-72
2-56
2-64
3-48
4-40
4-48
5-40
5-44
6-32
6-40
8-32
8-36
10-24
10-32
12-24
12-28
1/4-20
1/4-28
5/16-18
5/16-24
3/8-16
3/8-24
7/16-14
7/16-20
1/2-13
1/2-20

British Thread (Inch)

1/4-20
1/4-28
5/16-18
3/8-16
7/16-14

Imperial Length (Inch)

3/8 Length

Categories

Pressure screw

System of Measurement

Imperial (Inch)

MATERIAL & PLATING

Black Oxide
Brass
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
Dog
Full Dog
Knurled
Cone Point
Flat Point
Brass Point
Nylon Point
Oval Point

Drive

Allen
Square

Head

Square

Country/region

Search

Language

English
Français

Payment methods

© 2026, Les Attaches RJM

Choosing a selection results in a full page refresh.
Opens in a new window.