Features: new and high quality Madeof stainless steel material, with overall heat treatments, large-torque and good toughness. The surfaces is blue, durable and not easy to rust. The contact area of the hexalobular head between the bolt hexalobular-groove and the screwdriver head is large, which is convenient for operation and not easy to slip. Applicable for work on tools such as ratchet wrenches. Compacts and versatile unit is easy install and maintain. Specifications: Type of screw head: Torx Screw head size: 1/2 inch Material: Stainless steel Color:Blue Type: Torx socket Size: T30/T40/T45/T50/T55/T60/T70 Length: Approx.55mm/2.17" Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Socket Bit