33pcs Torq Torx Hex Star Spanner Tri Wing Screwdriver Magnetic Holder Security Tamper Proof Bit Set

Features: They are manual head screwdriver Applicable for installing in electric screwdriver, hand screwdriver, electric drill and other tools High biting level reduces damage to the screw head the head of screwdriver is magnetic Adopts the CR-V manufacturing skill and overall high-frequency quenching, super hardness, high torque, long lifetime Storied in upper and lower plastic case, provides different models to choose, easy to use and carry Specification: Shank diameter: 1/4 inch Tamperproof Torx: T8 / T10 / T15 / T20 / T25 / T27 / T30 / T35 / T40 Spanner Sizes: 4mm/ 6mm / 8mm / 10mm Torx Bits: 6mm / 8mm / 10mm Tri Wing Bits: 1mm / 2mm / 3mm / 4mm Imperial Tamperproof Hex Bits: 5/64" / 3/32" / 7/64" / 1/8" / 9/64" / 5/32" Metric Tamperproof Hex Bits: 2mm / 2.5mm / 3mm / 4mm / 5mm / 6mm 2.5" Magnetic Bit Holder Case size: app.6.7cmx4.8cmx2.8cm/2.63''x1.88''x1.10''(LxWxH) Package includes: 1 case Screwdriver Set Details pictures: