Our SHOCKWAVE Impact Duty™ 1/2"" Drive 6 Point Socket Sets feature the boldest, longest-lasting markings and extreme impact durability in high torque applications. The stamped and ink-filled size marking enables you to select the right socket every time throughout the life of the socket. These sockets are engineered with high strength forged steel for optimized performance in heavy-duty applications. The non-slip hex geometry prevents fastener rounding, and a dual-hole design and ring groove allow for easy socket attachment and removal. All MILWAUKEE® SHOCKWAVE Impact Duty™ Sockets backed by a Lifetime Guarantee and meet ASME industry standards. These 1/2"" Drive 6 Point Socket Sets include either a customizable Socket Rail or an impact-resistant storage case. Includes: (1) SHOCKWAVE Impact Duty™ 1/2"Drive 10MM Standard 6 Point Socket (49-66-6271); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 11MM Standard 6 Point Socket (49-66-6272); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 12MM Standard 6 Point Socket (49-66-6273); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 13MM Standard 6 Point Socket (49-66-6274); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 14MM Standard 6 Point Socket (49-66-6275); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 15MM Standard 6 Point Socket (49-66-6276); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 16MM Standard 6 Point Socket (49-66-6277); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 17MM Standard 6 Point Socket (49-66-6278); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 18MM Standard 6 Point Socket (49-66-6279); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 19MM Standard 6 Point Socket (49-66-6280); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 21MM Standard 6 Point Socket (49-66-6282); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 22MM Standard 6 Point Socket (49-66-6283); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 26MM Standard 6 Point Socket (49-66-6287); (1) SHOCKWAVE Impact Duty™ 1/2"Drive 27MM Standard 6 Point Socket (49-66-6288)