Uxcell a11072900ux0098 6mm Tip Magnetic 6.3mm Shank Hex Bits for Screwdriver (Pack of 10) Product name: screwdriver bit; head type: hex Tip diameter: 6Mm/ 0.236"; shank diameter: 6.3Mm/ 0.248" Each one length: 65Mm/ 2.59 inch