Socket Alloy Steel Alignment Bit 12-Point High Hardness 1/2 Car Driving Port Screwdriver Bit Tool Feature:1. The seat is made of S2 alloy steel, which is wear-resistant and has a hardness of 58 – 60.2. The surface of the drill bit has been bluing treatment and integrated forging to increase the service life.3. The bits are chamfered, and the twelve-angle socket bits have higher accuracy and are not easy to slip.4. Humanized buckle design for the inner wall, it will not slip off when installed on the key, and it is not easy to slip off during operation.5. The socket bit adopts blister packaging, it can be hung, and the storage box is convenient to take. Specification:Item Type: Socket BitMaterial: Alloy SteelPurpose: Work on Tools such as WrenchesSystem: MetricInterface Type: 1/2 Drive PortPacking List:1 x Socket1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow.2) payment must be made within 3 days of placing the order.3) if you are unable to check out immediately after the listing ends, please wait a few minutes and try again, payments must be completed within 3 days. About Shipping1.