Attributes: * HRC: 58-62* Size: T25* Drive Size: 1/4-inch* Total Length: 38mm / 1.5-inch* Color: Brass Tone, Silver Tone* Material: S2 SteelWhat Is Included: * 2 Pieces x Bit SocketsApplications & Features: — The Bit Socket is made of S2 alloy steel with high hardness and strong rust resistance. The chromium-vanadium steel sleeve increases the rotation power.— The drill bit end is chamfered for smooth fastener insertion and protects the drill bit and fasteners from edge damage. Stamped size markings for easy identification.— Bit sockets are hand repair tools for fastener applications that can help you repair cars, bicycles, motorcycles, machinery, appliances, home improvement construction, woodworking, etc.