1/2" Long Impact Sockets (15 Pieces) Brand: KRAFT&DELE A professional set of impact sockets from Kraft & Dale, marked KD11769 designed to work with pneumatic devices that operate in very harsh conditions under varying loads. Made of special chromium-molybdenum steel, which has twisted the tensile strength of ordinary carbon steel and three times the yield strength. Composition: 10mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm, 22mm, 24mm, 27mm, 30mm and 32mm. Condition: New Shipping: Tariff A