Pack of 3 2.5" Magnetic Nut Driver Setter Rapid Load Hex Shank 1/4" 5/16" 3/8" for Dewalt Makita Milwaukee Craftsman Length: 2.5" Nut Size Choice From: 1/4", 5/16" and 3/8" Material: Cr-V steel Magnetic Tip Quick Release 1/4" Hex Shankq