Thank you for viewing. I used it once to test it when I purchased it, but I haven't used it since and have kept it stored in a bag. Instruction manual included. The GLOBAL Speed Sharpener, made of stainless steel, is excellent and easy to use, with an instruction manual. - Brand: GLOBAL - Model Name: Speed Sharpener - Included Items: Instruction manual - Material: Stainless steel *Please understand that this is a used item stored at a private residence by a non-professional.