10 Pcs 50mm Length Magnetic 4mm 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 : 4mm/ 5/13" Hex Shank Size : 7mm/3/11";Round Shank Diameter : 4mm/ 5/13";Total Length : 50mm / 1.97" Color : Dark Gray;Material : Metal Total Weight : 85g;Package Content : 10 x Slotted Screwdriver Bits