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Grade L-9 Hex Cap Screws

Collection: Grade L-9 Hex Cap Screws

Made in the USA! Grade L-9 Hex Cap Screws (180,000 PSI Min) have 9 radial lines on the head, and on average are 17% stronger then Grade 8. Hex Cap Screws feature a washer face under the head, which creates a better seal when applying load. The most common setup for these bolts would contain a Bolt, 2 Flat Washers, Hex Nut or Hex Lock Nut, and/or Split Lock Washer.

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144 products

1/4"-20x1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $0.61
Sale price From $0.61 Regular price
1/4"-20x3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $0.73
Sale price From $0.73 Regular price
1/4"-20x1" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x1" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $0.86
Sale price From $0.86 Regular price
1/4"-20x1-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x1-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.01
Sale price From $1.01 Regular price
1/4"-20x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.21
Sale price From $1.21 Regular price
1/4"-20x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.38
Sale price From $1.38 Regular price
1/4"-20x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.53
Sale price From $1.53 Regular price
1/4"-20x2-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x2-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.75
Sale price From $1.75 Regular price
1/4"-20x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.86
Sale price From $1.86 Regular price
1/4"-20x2-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x2-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.91
Sale price From $1.91 Regular price
1/4"-20x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.43
Sale price From $2.43 Regular price
1/4"-20x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.65
Sale price From $2.65 Regular price
1/4"-20x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

1/4"-20x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $3.10
Sale price From $3.10 Regular price
5/16"-18x1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.01
Sale price From $1.01 Regular price
5/16"-18x3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.16
Sale price From $1.16 Regular price
5/16"-18x1" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x1" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.37
Sale price From $1.37 Regular price
5/16"-18x1-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x1-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.65
Sale price From $1.65 Regular price
5/16"-18x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.91
Sale price From $1.91 Regular price
5/16"-18x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.16
Sale price From $2.16 Regular price
5/16"-18x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.47
Sale price From $2.47 Regular price
5/16"-18x2-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x2-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.66
Sale price From $2.66 Regular price
5/16"-18x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.99
Sale price From $2.99 Regular price
5/16"-18x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $3.57
Sale price From $3.57 Regular price
5/16"-18x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $4.26
Sale price From $4.26 Regular price
5/16"-18x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

5/16"-18x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $4.81
Sale price From $4.81 Regular price
3/8"-16x1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.34
Sale price From $1.34 Regular price
3/8"-16x3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.60
Sale price From $1.60 Regular price
3/8"-16x1" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x1" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $1.87
Sale price From $1.87 Regular price
3/8"-16x1-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x1-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.19
Sale price From $2.19 Regular price
3/8"-16x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.54
Sale price From $2.54 Regular price
3/8"-16x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $2.88
Sale price From $2.88 Regular price
3/8"-16x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $3.25
Sale price From $3.25 Regular price
3/8"-16x2-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x2-1/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $3.58
Sale price From $3.58 Regular price
3/8"-16x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $3.95
Sale price From $3.95 Regular price
3/8"-16x2-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

3/8"-16x2-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

Regular price From $4.24
Sale price From $4.24 Regular price