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: Coarse Thread [UNC]

Sort by:

8390 products

Sort

Sort

8390 products

Sort by:

Remove all

8390 products

Square Head Screw Full Thread Stainless Steel 1/2-13 * 2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 2" [Cup Point] [Allen Drive]

Regular price 4.40 $ CAD

Regular price Sale price 4.40 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/2-13 * 2-1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 2-1/2" [Cup Point] [Allen Drive]

Regular price 5.21 $ CAD

Regular price Sale price 5.21 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/2-13 * 3" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 3" [Cup Point] [Allen Drive]

Regular price 6.11 $ CAD

Regular price Sale price 6.11 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/2-13 * 3/16" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 3/16" [Cup Point] [Allen Drive]

Regular price 3.99 $ CAD

Regular price Sale price 3.99 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/2-13 * 3/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 3/4" [Cup Point] [Allen Drive]

Regular price 2.18 $ CAD

Regular price Sale price 2.18 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/2-13 * 4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 4" [Cup Point] [Allen Drive]

Regular price 7.91 $ CAD

Regular price Sale price 7.91 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/2-13 * 7/8" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/2-13 * 7/8" [Cup Point] [Allen Drive]

Regular price 2.40 $ CAD

Regular price Sale price 2.40 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 1" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 1" [Cup Point] [Allen Drive]

Regular price 1.00 $ CAD

Regular price Sale price 1.00 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 1-1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 1-1/2" [Cup Point] [Allen Drive]

Regular price 1.44 $ CAD

Regular price Sale price 1.44 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 1-1/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 1-1/4" [Cup Point] [Allen Drive]

Regular price 1.21 $ CAD

Regular price Sale price 1.21 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 1/2" [Cup Point] [Allen Drive]

Regular price 0.44 $ CAD

Regular price Sale price 0.44 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 3/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 3/4" [Cup Point] [Allen Drive]

Regular price 0.82 $ CAD

Regular price Sale price 0.82 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 3/8" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 3/8" [Cup Point] [Allen Drive]

Regular price 0.44 $ CAD

Regular price Sale price 0.44 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 1/4-20 * 5/8" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 1/4-20 * 5/8" [Cup Point] [Allen Drive]

Regular price 0.60 $ CAD

Regular price Sale price 0.60 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 1" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 1" [Cup Point] [Allen Drive]

Regular price 1.30 $ CAD

Regular price Sale price 1.30 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 1-1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 1-1/2" [Cup Point] [Allen Drive]

Regular price 2.19 $ CAD

Regular price Sale price 2.19 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 1-1/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 1-1/4" [Cup Point] [Allen Drive]

Regular price 1.70 $ CAD

Regular price Sale price 1.70 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 1-3/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 1-3/4" [Cup Point] [Allen Drive]

Regular price 2.51 $ CAD

Regular price Sale price 2.51 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 1/2" [Cup Point] [Allen Drive]

Regular price 0.84 $ CAD

Regular price Sale price 0.84 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 2" [Cup Point] [Allen Drive]

Regular price 3.31 $ CAD

Regular price Sale price 3.31 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 2-1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 2-1/2" [Cup Point] [Allen Drive]

Regular price 3.39 $ CAD

Regular price Sale price 3.39 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 2-1/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 2-1/4" [Cup Point] [Allen Drive]

Regular price 3.25 $ CAD

Regular price Sale price 3.25 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 3" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 3" [Cup Point] [Allen Drive]

Regular price 3.59 $ CAD

Regular price Sale price 3.59 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 3/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 3/4" [Cup Point] [Allen Drive]

Regular price 1.00 $ CAD

Regular price Sale price 1.00 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 3/8-16 * 5/8" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 3/8-16 * 5/8" [Cup Point] [Allen Drive]

Regular price 0.92 $ CAD

Regular price Sale price 0.92 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/16-18 * 1" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/16-18 * 1" [Cup Point] [Allen Drive]

Regular price 0.83 $ CAD

Regular price Sale price 0.83 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/16-18 * 1-1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/16-18 * 1-1/2" [Cup Point] [Allen Drive]

Regular price 1.09 $ CAD

Regular price Sale price 1.09 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/16-18 * 1-1/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/16-18 * 1-1/4" [Cup Point] [Allen Drive]

Regular price 0.94 $ CAD

Regular price Sale price 0.94 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Cup Point] [Allen Drive]

Regular price 0.60 $ CAD

Regular price Sale price 0.60 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/16-18 * 3/4" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/16-18 * 3/4" [Cup Point] [Allen Drive]

Regular price 0.80 $ CAD

Regular price Sale price 0.80 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/16-18 * 5/8" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/16-18 * 5/8" [Cup Point] [Allen Drive]

Regular price 0.74 $ CAD

Regular price Sale price 0.74 $ CAD
Unit price per
Square Head Screw Full Thread Stainless Steel 5/8-11 * 1-1/2" [Cup Point] [Allen Drive]

Square Head Screw Full Thread Stainless Steel 5/8-11 * 1-1/2" [Cup Point] [Allen Drive]

Regular price 5.04 $ CAD

Regular price Sale price 5.04 $ CAD
Unit price per

1
…
244
245
246
247
248
…
263

Filter

Refine

Thread Type

Coarse Thread [UNC]

Threading

Fully Threaded
Partially Threaded

Imperial Thread (Inch)

1-64
2-56
3-48
4-40
5-40
6-32
8-32
10-24
12-24
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
1-1/4-7
1-3/8-6
1-1/2-6
1-3/4-5
2-4-1/2
2-1/4-4-1/2
2-1/2-4

Pipe thread (Inch)

1-3/4-5

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
1-1/4-7
1-1/2-6
1-3/4-5
2-4-1/2
2-1/2-4

Screw Diameter

#2
#3
#4
#5
#6
#7
#8
#9
#10
#12
#14

Imperial Length (Inch)

Imperial Length (Feet)

2 Length
4 Length
6 Length
8 Length
10 Length
12 Length
20 Length

Categories

Bolt
Eye Bolt
Eye Nut
Machine Screw
Metal Screw
nut
Pressure screw
Screw-Pin Shackles
Standoff
Threaded Rod
Wood Screw
Concrete Screw
Lifting
Rivets

System of Measurement

ACME (Inch)
Imperial (Inch)

MATERIAL & PLATING

Aluminum
Black Oxide
Black Phosphate
Brass
Cadium Plated
Copper Nickel
Galvanized
Nickel
Nylon
Silicone Bronze
Stainless Steel
Steel
Titanium
Yellow Zinc
Zinc

Stainless Steel Grade

316 Stainless Steel
410 Stainless Steel

Grade

*Grade* 2
*Grade* 5
*Grade* 8
*Grade* 9
*Grade* B7
*Grade* 2H
*Grade* 80
Grade A325
Grade A490

Shape

Square

Fasteners Type

Thread Direction

Left Thread
Right Thread

Head Color

White Head
Black Head

Point Type

Cup
Dog
Full Dog
Knurled
Cone Point
Flat Point
Brass Point
Nylon Point
Oval Point
Type 17

Drive

Allen
Allen Pin-In
Philips
Quadrex
Slotted
Square
Torx
Torx Pin-In

Head

Square
Standard

Classification

Asme B19 2 1
Sae J429
Asme B18 5
Asme B18 2 6
Astm A325
Astm F312
Ifi 111
Ansi Asme B 18 5
Astm A307

Color

Yellow
Blue

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.