It has wide applicability Tools T6 T7 T8 T9 T10 T15 T20 T25 T30 T40 Six Lobe Torx Head Tamper... [⊙Manufacturing Material] High quality tool steel S2 is adopted, with high strength, long wear life and good toughness; T40 Torx 25mm x 1/4 Hex Driver Bits | Driver Bit | T40 | Torx S2 Steel Screwdriver Aopin T8 With Hole, Torx Head Screwdriver Tamper Proof, 1 / 4 Inch Hex Handle, S2 Steel Magnetic, 100mm(4 Inch) Length, 10pcs Tool Steel Screwdriver Bits For Maintenance Toolbox It can also be used on ordinary standard plum blossom head screws. ROTATION 14-Piece Tamper Resistant Star Bits, Chrome Vanadium Steel, T5 - T40 Impact Grade Security Torx Bit Set, 1/4-inch Hex Shank · Chrome Vanadium Steel [⊙Anti Disassembly Function] Our plum blossom screwdriver head has a central hole, which can be used on the tamper proof plum blossom head screw with central column. [⊙Scenario] It can be used with assembly line, electric / manual screwdriver, electric drill, maintenance toolbox, etc;