uxcell 10 Pcs 50mm Length Magnetic 3mm Width Slotted Tip Screwdriver Bits UXCELL (U excel !) is the sole authorized Seller of uxcell products Product Name : Slotted Screwdriver Bit;Head Type : Slotted;Head Width : 3mm/ 9/64";Hex Shank Size : 6.3mm/1/4" Round Shank Diameter : 3.5mm/ 9/64";Total Length : 50mm / 1.97" Color : Gray;Material : Metal Total Weight : 86g;Package Content : 10 x Slotted Screwdriver Bits