1/2 Inch Drive x 17 mm Hex Impact Bit Socket BoltsandNuts.com Grade 5 FINE Hex Head

Grade 5 FINE Hex Head Cap Screws

Size 3/8"-100

Size 1/2"-14

one side has a 2 to 3 thread chamfer for threading and the other side has a 1 to 1-1/2 thread chamfer for threading close to a shoulder

1/2 Inch Drive x 17 mm Hex Impact Bit Socket BoltsandNuts.com Grade 5 FINE Hex HeadSize is marked both with a high visibility laser marking and a permanent stamped marking that won't wear off 6 sided hexagonal S2 steel bit tip is machined to precise tolerances for an exact fit with hex fasteners Two piece design allows bit and socket to be optimized separately, for a more durable tool than traditional one piece designs Drive end is made of 4140 chromium molybdenum (Cr Mo) steel and properly heat treated for use on impact wrenches