uxcell 1/4inch Hex Shank 2.5mm H2.5 Hexagon Insert Screwdriver Bits 5pcs Weight: 93g; Main Color: Silver Gray Drive Type: Hex; Total Length: 150mm/6" Hex Shank: 1/4"; Hex Head: (H2.5)2.5mm/0.1" Main Material: S2; Package Content: 5pcs x Hexagon Screwdriver Bits Product Name: Hexagon Screwdriver Bits