Allstar Socket Head Bolts 1/4-20 x 1-1/2in 5pk ALL16734 Socket head bolts are coarse thread, grade 5. Alternate Description SOCKET HEAD BOLTS 1/4-20 X 1-1/2IN 5PK Part Number ALL16734 Vendor Part Number ALL16734 UPC Code 848238080551 Package Weight 0.25 lbs 0.11 kg Package Length 8 in 20.32 cm Package Width 4 in 10.16 cm Package Height 1 in 2.54 cm Thread Size 1/4-20 in Length 1.500 in Head Style Socket Bolt Grade 5 Material Steel Color Black Finish Oxide Spec Sheet Allstar Spec Sheet