TAMPER PROOF SCRWDRVRLabor Saving Devices 51 150 MegaPro 15 in 1 Tamperproof Bit Screwdriver Ideal screwdriver for all commercial and industrial tradesmen, including electricians, locksmiths, telephone technicians, maintenance personnel, etc.; Made of high impact plastic and superior grade steel ; In handle storage compartment for all 15 bits ; Includes double ended spanner, hex key, socket pin head & tamperproof star style bits;