RONMAR 13-Piece Magnetic Torx Screwdrivers Set Security Tamper Proof T4?T5?T6?T7?T8?T9?T10?T15?T20?T25?T27?T30?T40

Specifications: Type of head: Security Tamper Proof Torx Type of shank: 10cm/ 4" shank Size: T4 x3"?T5 x3"?T6 x3"?T7 x3"?T8 x3"?T9 x3"?T10 x4"?T15 x 5"? T20 x 5""? T25 x5""? T27 x 5""? T30 x 6"? T40 x 7" Material: CR-V Description: 13-Piece Magnetic Torx Screwdrivers Set, Professional grade screwdrivers that are designed to serve a multitude of uses. Chrome vanadium steel with heat treatment, high hardness and good toughness and resistance Black finish blade with magnetic tips which could conveniently attracts screws, The hole in the center in each bit causes it to be tamper resistance Cushion grip handle for comfort and control,With ergonomic TPR handle and button on it, it helps you to use very easily