1/4'-20 x 1 1/2' A307 Grade A Square Head Machine Bolt Low Carbon Stee

1/4'-20 x 1 1/2' A307 Grade A Square Head Machine Bolt Low Carbon Steel Hot Dip Galvanized Pk 1200

$112.66 $285.20

PRODUCT SPECIFICATIONS

Part #: 0000-112728

Fastener Type: Square Head Machine Bolt
Size Description: 1/4'-20 x 1 1/2'
Diameter/Nominal Size: 1/4'
Length: 1 1/2'
Wrench Size/Across Flats: 0.362-0.375'
Width Across Corners: 0.498-0.530'
Head Height: 0.156-0.188'
Thread Pitch: 20
Thread Direction: Right
System of Measurement: Inch
Grade: A (2)
Material: Low Carbon Steel
Finish: Hot Dip Galvanized
Head Type: Square
Drive Type: External Square
Standards Met: A307
Average Piece Weight: 0.0239000 lbs.

Square head bolts, or square head machine bolts offer a large bearing area for positive gripping; primarily used nowadays for aesthetic projects that create a rustic look or to match existing fasteners; comes in both fully threaded and partially threaded pitches. Square head bolts are sometimes selected over hex heads because the head will fit neatly in a channel.