Torx Security Head Screwdriver Drill Set 1/4 Inch Hex Shank 4 Inch Length S2 Steel Torx Screwdriver Bit Set 11/12pcs Torx Head About this item S2 High Quality Steel: Made of S2 high quality shock-resisting tool steel, a hard and abrasion-resistant alloy metal Torx head. Long Torx Screwdriver Bits: T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T40, 11 in 1 Professional Size torx security driver bits set. Size is clearly engraved on the shank for easy identification. Magnetizable Head: Magnetizable torx security head(New Bits with Weak Magnetic). After Magnetized with a magnet it would become strong magnetic, able to suck the screws easily when used it. Exquisite Workmanship: This torx security tamper proof star bit set, each edge can be accurately locked screws, no damage to the screw, and the screwdriver head. Widely Application: 1/4” inch hex shank, and 4 inch (50/100mm) length. Can be...