10 Pc. 4.5" Long Triple Square XZN Bit Socket Set

• (10) Extra Long Triple Square Spline Bit Sockets: • M4 1/4” Drive (ATD-243) • M5 1/4” Drive (ATD-244) • M6 1/4” Drive (ATD-245) • M8 3/8” Drive (ATD-246) • M9 3/8” Drive (ATD-247) • M10 3/8” Drive (ATD-248) • M12 3/8” Drive (ATD-249) • M14 3/8” Drive Tamperproof (ATD-252) • M16 1/2” Drive Tamperproof (ATD-253) • M18 1/2” Drive Tamperproof (ATD-254) • Extra long 4-1/2” shank • Bits are made from S2 steel to meet or exceed torque specifications • Sockets are made from heat treated chrome vanadium steel for strength & durability