1/2-Inch Drive Deep Impact Socket Set, 18 Pieces, 10mm - 24mm Metric Sizes Sockets, 6 Point, Cr-V Steel, Includes 3", 5", 10" Extension bars

About this item 【Durability】: socket set made from Hardened Treated Chrome Vanadium Steel Alloy (Cr-V), can withstand extreme levels of torque changes against fasteners. 【Corrosion-Resistant】: Manganese phosphate coating can improve wear resistance and corrosion resistance, can effectively extend the service life of the socket. 【Laser Marking】: High-contrast size marking is permanently laser etched and easy to read, even in low light. 【Metric】: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm. Totally 15 Pieces. 【Extension bars】:3", 5", 10" 【Service Guarantee】: socket meet ANSI performance standards. It comes with 1 year quality guarantee.