14-Piece Security Torx Bit Set Tri-Wing Hex Star Screwdriver Tamper-Proof Tools
14PCS Torx Bit Hex Spanner Tri-Wing Multi function Screw Driver Bits. The hole in the center in each bit causes it to be tamper resistance. - Tamper Resistant sizes are: T-6, T-7, T-8, T-9, T-10, T-15, T-20, T-25, T-27, T-30, T-35, T-40.