RUIAN 12-Piece Hex Magnetic Power 8mm 5/16 Socket Adapter 1/4 inch Drill Bit Nuts Driver Set for Electrician Tools - Product Features
- Hex Socket Size : 8mm/ 5/16\"; Hex Shank Size : 6.35mm/ 1/4\"
- Material : Chrome-Vanadium,long life and good durability for operating
- Overall Size : 12 x 41mm/ 0.47 x 1.6\" (DL)
- Color : Gray ;Weight : 167g
- Package : 12Pcs 5/16 Hex Nut Driver Magnetic