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Hex bolts, Zinc plated grade 8 steel yellow, 5/8"-18 x 1"

Grade 8 hex bolt

Prod. # Length Each price Bag price Bulk price Price Buy
791 1" $2.83 / ea $23.64 / 10 $207.00 / 100 $2.83 / ea $23.64 / 10 $207.00 / 100
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Product Images

Hex cap screw FT (Body) dimensions
Grade 8 (Head) dimensions
Product details
Bolt Depot product# 791
Units US
Category Hex bolts
Bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.
Subcategory Hex bolts
A bolt with a six sided head.
Material Steel
A tempered medium carbon steel.
Plating Zinc
Zinc plated for moderate corrosion resistance.
Grade Grade 8
Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications.
Color Yellow
Thread density Fine
Diameter 5/8"
Thread count 18
Length 1"
Length tolerance +0.00" / -0.03"
Thread direction Right hand
Head style Hex
Hex heads are six sided for use with a wrench.
Drive type External hex
A hexagonal head for use with a wrench.
Head height 0.378" - 0.403"
Width across the flats 15/16"
Fully threaded Yes
Dimensional standard ASME B18.2.1
Material standard SAE J429

Matching Products

Click on a product # for additional info

Prod. # Description Buy
2602
$0.83 / ea
$13.89 / 25
$111.00 / 250
3053
SAE flat washers, Zinc plated grade 8 steel yellow, 5/8"
SAE pattern is a tighter fit on the bolt and a smaller outside diameter.
$0.64 / ea
$10.65 / 25
$86.90 / 250
7186
Hex nylon insert lock nuts, Zinc plated grade 8 steel yellow, 5/8"-18
A hex nut with a nylon ring to resist loosening.
$1.03 / ea
$19.33 / 25
$165.00 / 250
3066
USS flat washers, Zinc plated grade 8 steel yellow, 5/8"
USS pattern is the most common type of flat washer.
$1.10 / ea
$18.28 / 25
$153.00 / 250
3043
Lock washers, Zinc plated grade 8 steel yellow, 5/8"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.28 / ea
$4.50 / 25
$40.40 / 250

See also

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.