Allstar Hex Head Bolt 1/2-13 x 4-1/2 Grade 5 ALL16293 Coarse Thread Hex Head Bolt 1/2″-13 x 4-1/2″, Grade 5 Alternate Description HEX HEAD BOLT 1/2-13 X 4-1/2 GRADE 5 Part Number ALL16293 Vendor Part Number ALL16293 UPC Code 848238061734 Package Weight 0.77 lbs 0.35 kg Package Length 3.95 in 10.03 cm Package Width 7.55 in 19.18 cm Package Height 0.8 in 2.03 cm Thread Size 1/2-13 in Length 4.500 in Head Style Hex Bolt Grade 5 Head Size 3/4 in Material Steel Color Zinc Finish Oxide Spec Sheet Allstar Spec Sheet