10 Pcs 1/4" x 50mm x 2.5mm Gray Magnetic Hex Head Screwdriver Bits Product Name : Screwdriver Bit;Features : Hex Head; Material : Metal Bit Size : 2.5mm/ 0.1";Hex Shank Size : 1/4" Total Length : Total Length;50mm/ 2" : 50mm/ 2" Color : Gray;Total Weight : 93g Package Content :10 Pcs x Screwdriver Bits