uxcell 75mm Long TT25 Security Bit Tamper Proof Torx Screwdriver 10pcs Weight: 138g; Product Name: Torx Security Screwdriver Bit; Package Content: 10 x Torx Security Screwdriver Bit Main Material: S2; Head Type: TT25 Main Color: Gray; Drive Type: Torx Features: Magnetic; Total Length: 75mm/3" Hex Shank Diameter: 6.3mm/1/4"; Tip Size: 4.2mm/0.16"