This set of HARFINGTON magnetic security star bits has you covered! These 7-point tamper-resistant bits come in TT20, TT25, TT27, TT40, and TT45 sizes with 1/4 inch hex shanks and 2-inch length - perfect for those hard-to-remove security screws you find on electronics, appliances, and public fixtures Size - TT20 TT25 TT27 TT40 TT45 Star 7 Point Head, 1/4 Hex Shank, 2 (50mm) total length. Material - Made of S2 alloy steel material with nickel plated finish, good toughness, wear-resistant and durable. The hole in the center of each bit is tamper-proof and is designed to prevent Cam-Out the bits click onto most standard sockets, screwdrivers, drill/driver kits, and Power tools accessories., 3., Widely used in DIY hand-making, household appliances, precision instruments and most general repairs., 4., Can be used for electric screwdrivers, manual screwdrivers, electric drills, air drills, etc., 5., Notice: Do not turn the screws with mismatched size to avoid damage to both the screw and the drill. T40 Magnetic Security Star 5 Point Torx Screwdriver Bit 1/4 Hex Shank Magnetic Head Torx Screwdriver Bit 100mm Security Tamper Proof Star T20 62b47089 78d8 4245 B496 3d9a8f0a0153.36daf4450f4b3d15db16654011a21fa6 Material - Made of S2 alloy steel material with nickel plated finish, good toughness, wear-resistant and durable. Hardness up to 60 HRC, suitable for industrial use. Feature - The magnetic bit tip can hold the screw securely before installation and after removing the screw to improve efficiency Hardness up to 60 HRC, suitable for industrial use. 1., An excellent replacement for lost, bent or broken 7-point tamper-resistant screwdriver bits., 2., Made of S2 alloy steel, which is a high-hardness material commonly used in hardware. HARFINGTON 2pcs T30 Torx Bit 1/4 Hex Shank 6 Length agnetic Security Feature - The magnetic bit tip can hold the screw securely before installation and after removing the screw to improve efficiency.
