uxcell 1/4 Inch Hex Shank 4mm Tip T20 Torx Screwdriver Bits 5pcs Weight: 94g; Product Name: Torx Screwdriver Bits; Package Content: 5 x Torx Screwdriver Bits Main Material: Metal; Overall Size: Length:100mm/4" Head Type: T20; Main Color: Gray Drive Type: Torx; Features: Hex Shank, Magnetic Point Diameter: 4mm/ 0.16"; Hex Shank Diameter: 1/4"