High Quality Made of A3 steel; strong and durable in use. _x000D__x000D_
Heat treatment. Adjustable Wrench for Grinder. _x000D__x000D_
1-5/8 - 2in. (15 - 52 mm) locking knob adapts to most grinders. _x000D__x000D_
Open handle metric key (10; 12; 13;14; 15; 17 mm) and slotted screwdriver tip. _x000D__x000D_
With a strong grip; the handle is comfortable to grip and easy to use.