SES brand new and high quality Material:Alloy Color: as shown in pic Features: 1. Applicable for installing in electric screwdriver, hand screwdriver, electric drill and other tools 2. High biting level reduces damage to the screw for head , the for head of screwdriver is magnetic 3. Adopts the for CR-V manufacturing skill and overall high-frequency quenching, super hardness, high torque, long lifetime 4. Storied in upper and lower plastic for case, provides different models to choose, easy to use and carry Specifications: 1. Shank diameter: 1/4 inch 2. Tamperproof Torx: T8 / T10 / T15 / T20 / T25 / T27 / T30 / T35 / T40 3. Spanner Sizes: 4mm/ 6mm / 8mm / 10mm 4. Torx Bits: 6mm / 8mm / 10mm 5. for Tri Wing Bits: 1mm / 2mm / 3mm / 4mm 6. Imperial Tamperproof Hex Bits: 5/64" / 3/32" / 7/64" / 1/8" / 9/64" / 5/32" 7. Metric Tamperproof Hex Bits: 2mm / 2.5mm / 3mm / 4mm / 5mm / 6mm 8. for Case size: app.68mm*46mm*28mm Quantity:1 Set (33Pcs) Note: Manual measuring, please allow 0-1cm error,thank you. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!!! 1 Set (33Pcs) Hex Spanner set