ASTA 16mm Hex Socket Bit 1/2" Drive Metric Allen S2 Steel Chrome Vanadium (Cr-V)
ASTA 720416 is 16 mm 1/2" square drive short Allen/ Hex socket key. All 62 mm in length (size L) and bit length of 24 mm (size t), see picture. - 4 mm x 21.9 mm - ASTA 720404. - 5 mm x 21.9 mm -ASTA 720405.