Electrician's Mini Ratchet Set, 5-Piece, Includes 1/4 and 5/16-Inch Nut Drivers, 1/4-Inch Adapter and Four Drive Bits: #1 and #2 Phillips; 3/16 and 1/4-Inch Slotted, 1/4-Inch Dual-Drive Head and Socket Adapter For More Versatility, Ring Magnet and Bit Clip
- Diameter: 1/4 in
- Material: Steel