Hex Security Insert Bits
Pin-In Hex / Allen / Socket Drive Bits
Tamper Proof Internal Hex Drive bits feature a standard hex socket drive with a central pin hole to fit the head of its appropriate fastener.
- Fits both security and standard hex driven fasteners
- Made from professional quality tool steel
- Feature a 1/4" shank
- Can be used in either a bit holder or screwdriver
Trade Names: Pin In Socket, Pin in Allen, Pin in Hex