Details:* Made of high strength heat treated chrome vanadium steel.* Corrosion resistant chrome plating.* High torque design grips smooth fasteners on the sides, no corners, preventing rounding.* Slotted ratchet or extension locks. Specification:* Name: 12 Point Socket Bit* Type: 1/2" Square Drive* Material: Chrome Vanadium Stainless Steel* Color: Silver* Size: 8mm,9mm,10mm,11mm,12mm,13mm,14mm,15mm, 16mm,17mm,18mm,19mm,20mm,21mm,22mm,23mm,24mm,27mm,30mm,32mm* Application: for ratchet wrench* Quantity: 1pc Package includes: 1* Socket Bit Note: 1. The actual color of the item may be slightly different from the website pictures caused by many factors such as brightness of your monitor and light brightness.2.Please allow slight manual measurement deviation for the data.