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Hex bolts, Hot dipped galvanized steel, Coarse (standard) thread, 1/4" x 3"

Hex bolt

Important Note: Due to the plating thickness, only hot dipped galvanized nuts should be used on hot dipped galvanized hex bolts.

Prod. # Length Each price Bag price Bulk price Price Buy
30 3" $0.32 / ea $18.12 / 100 $159.00 / 1,000 $0.32 / ea $18.12 / 100 $159.00 / 1,000
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Product Images

Hex cap screw Varies (Body) dimensions
Hex bolt (Head) dimensions
Product details
Bolt Depot product# 30
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 low carbon steel for general use, either Grade 2 or A307A.
Plating Hot dipped galvanized
Hot dipped galvanized is a coating for very good corrosion resistance.
Thread density Coarse
Diameter 1/4"
Thread count 20
Length 3"
Length tolerance +0.04" / -0.06"
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.
Plating specification ASTM A153
Head height 0.150" - 0.163"
Width across the flats 7/16"
Fully threaded No
Thread length Minimum 3/4"
Dimensional standard ASME B18.2.1

Matching Products

Click on a product # for additional info

Prod. # Description Buy
2987
USS flat washers, Hot dipped galvanized steel, 1/4"
USS pattern is the most common type of flat washer.
$0.09 / ea
$3.34 / 100
$29.40 / 1,000
2981
Lock washers, Hot dipped galvanized steel, 1/4"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.07 / ea
$3.17 / 100
$28.40 / 1,000

See also

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.