Free Shipping On Orders Over $25!
Square Head Bolts

Square Head Bolts

Square Head Bolts have square-shaped external wrenching heads, which offer a large bearing area for positive gripping. These are best used in tight or dark spaces where a machinist or fabricator must tighten the bolt blind.
Compare (0/5)

223 products

5/16"-18x6" Square Head Bolts Grade A307 Hot Dip Galvanized

5/16"-18x6" Square Head Bolts Grade A307 Hot Dip Galvanized

From $2.15
From $2.15
5/16"-18x6" Square Head Bolts Grade A307 Zinc Clear

5/16"-18x6" Square Head Bolts Grade A307 Zinc Clear

From $1.75
From $1.75
3/8"-16x3/4" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x3/4" Square Head Bolts Grade A307 Hot Dip Galvanized

From $0.62
From $0.62
3/8"-16x3/4" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x3/4" Square Head Bolts Grade A307 Zinc Clear

From $0.49
From $0.49
3/8"-16x1" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x1" Square Head Bolts Grade A307 Hot Dip Galvanized

From $0.76
From $0.76
3/8"-16x1" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x1" Square Head Bolts Grade A307 Zinc Clear

From $0.54
From $0.54
3/8"-16x1-1/4" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x1-1/4" Square Head Bolts Grade A307 Hot Dip Galvanized

From $0.87
From $0.87
3/8"-16x1-1/4" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x1-1/4" Square Head Bolts Grade A307 Zinc Clear

From $0.64
From $0.64
3/8"-16x1-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x1-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized

From $0.95
From $0.95
3/8"-16x1-1/2" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x1-1/2" Square Head Bolts Grade A307 Zinc Clear

From $0.76
From $0.76
3/8"-16x1-3/4" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x1-3/4" Square Head Bolts Grade A307 Hot Dip Galvanized

From $1.37
From $1.37
3/8"-16x1-3/4" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x1-3/4" Square Head Bolts Grade A307 Zinc Clear

From $0.84
From $0.84
3/8"-16x2" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x2" Square Head Bolts Grade A307 Hot Dip Galvanized

From $1.28
From $1.28
3/8"-16x2" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x2" Square Head Bolts Grade A307 Zinc Clear

From $0.97
From $0.97
3/8"-16x2-1/4" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x2-1/4" Square Head Bolts Grade A307 Hot Dip Galvanized

From $1.33
From $1.33
3/8"-16x2-1/4" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x2-1/4" Square Head Bolts Grade A307 Zinc Clear

From $1.06
From $1.06
3/8"-16x2-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x2-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized

From $1.41
From $1.41
3/8"-16x2-1/2" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x2-1/2" Square Head Bolts Grade A307 Zinc Clear

From $1.11
From $1.11
3/8"-16x2-3/4" Square Head Bolts Grade A307 Hot Dip Galvanized

3/8"-16x2-3/4" Square Head Bolts Grade A307 Hot Dip Galvanized

From $1.53
From $1.53
3/8"-16x2-3/4" Square Head Bolts Grade A307 Zinc Clear

3/8"-16x2-3/4" Square Head Bolts Grade A307 Zinc Clear

From $1.21
From $1.21

Customer Service

Mon-Fri, 8am-4pm EST.

Call Us

440-754-7772