Silverline 33 Piece Security Bit Set - 25mm

Security screws are used to create a secure fastener assembly to prevent tampering. The Silverline Security Bit Set comprises a 65mm magnetic bit holder, torq-set bits, spanner bits, tri-groove bits, hex bits and tamper proof star bits. The bits are made from chrome vanadium and can be used with most tamper-proof fasteners. For use with cordless screwdrivers and drills.