Description:33Pcs Security Tamper Proof Torx Screwdriver Bit Set Spanner Star Hex Drill HolderSpecifications:          1.Shank diameter: 1\/4 inch           2.Sleeve rod:1pc    *Handle type: six corner handle    *Length: 60mm    *External diameter: 10mm    *Effective depth: 9.5mm    *Handle diameter: 6.35mm                3.Screwdriver head:(32pcs)    * Handle type: six corner handle    * Handle diameter: 6.35mm    *Screw Head Model List:      3 4 5 6      S0 S1 S2 S3      T6 T7 T10 T15 T20 T25      V3 V4 V5 V6      PH0 PH1 PH2 PH2 PH2 PH2 PH3      PZ0 PZ1 PZ2 PZ2 PZ2 PZ2 PZ3                4.Case size: app.6.7cmx4.8cmx2.8cm\/2.63''x1.88''x1.10''(LxWxH)           5.Quantity: 1 Set (33Pcs)   Features:1. High frequency quenching、 with super hardness、 large torque、 long life2. Up and down rubber cover packed、 complete model、 convenient to use and carry、 easy to maintenance3. Ideal accessory for cordless screwdrivers and drills with variable speed4. This 33 piece security bit set is supplied in a plastic compact case5. For repair and maintenance on electronic、 electrical and mechanical equipment6. It is apply to electric screwdriver、 sleeve rod、 pneumatic screwdriver、 etc.Package included:1x 33pcs Hex Spanner SetMore Details: