Features: *Ergonomic handle with hang up ring. *Diamond blade sharpener protect your counter during sharpening. *Much more efficiency than waterstones. *Less risk of damaging the edges. *Two-in-one grain size: 400 grit on the front and 1000 grit on the back. *Use for: blade/planer/chisel/scissor etc. sharpening. *Notice: Do not add the water during the sharpening process. Specifications: Product name: Diamond Files Sharpener Material: Diamond+ABS Color: Black, Silver Grit: 400#, 1000# Size: 220*35mm*20mm / 8.66*1.37*0.78 Inch Working Size: (Approx. ) 125mm / 4.92 Inch Suitable for: blade/planer/chisel/scissor etc. sharpening. Quantity: 1Pc Package Includes: 1 × Diamond Files Sharpener Notes: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data. *Ergonomic handle with hang up ring. *Diamond blade sharpener protect your counter during sharpening. *Much more efficiency than waterstones. *Less risk of damaging the edges. *Two-in-one grain size: 400 grit on the front and 1000 grit on the back.