1. Bit is made of S2 alloy steel, hardness arrived at 58-62 HRC, reduce wear-outs.
2. Chrome vanadium steel socket with high strength and large torque.
3. The bit is pressed directly into the socket to make a permanent connection.
4. Four detent grooves in the socket drive end provides firmly connected with the retaining ball of the drive tool, to prevent slipping during use.
5. The beveled inner edge helps guide the socket to the drive tool.
6. It has a radius corner design, causing the socket to grasp the sturdy wall of the fastener instead of the corners, thereby reducing the wear of the fastener.
7. 1/4" hex shank impact driver socket fit all quick change chucks as well as standard drill chucks, quick connect, work on quick change drill chuck, standard drill chuck, hand screwdriver, electric screwdriver, change your hand bit socket to a drive socket.

Specification:
Bit Socket -
Bit Size: T55
Drive Size: 1/2-inch
Total Length: 100mm / 3.94-inch
Bit Material: S2 Alloy Steel
Socket Material: Chrome Vanadium Steel (CR-V)
Finish: Polished, Chrome Plated, Copper Paint

Socket Adapter -
Square Drive: 1/2-inch
Hex Shank: 1/4-inch
Total Length: 70mm / 2.76-inch
Finish: Chrome Plated

Package Content:
1 x Torx Bit Socket
1 x Hex Shank Adapter