Made of high quality hardened steel, fits all standard variable speed drills.
Removes heavy-duty bolts quickly and safely.
4 Piece Kit.
Bolt Sizes 1/4, 5/16, 3/8 and 1/2in
Removes screws 6 - 10 and 12 - 14
Bolt Sizes 5 - 14mm
Fasteners 2 - 8 grade
Hardness 5.6 - 10.9
+ Stainless steel
