uxcell 1/4 Inch Hex Shank 3mm Magnetic Slotted Insert Screwdriver Bit 10Pcs Main Material: S2 Steel; Package Content: 10Pcs x Slotted Screwdriver Bit Product Name: Slotted Screwdriver Bit; Weight: 100g Drive Type: Flat/Slotted; Features: Slotted Main Color: Silver Tone; Total Length: 50mm/2" Tip Size: 3mm/0.12"(W); Hex Shank Size: 6.35mm/1/4"