Red:Coarse,Green:fitness, Black:sanding Use for knife/planer/chisel/scissor etc. Easy to take for camping and kitchen garden knives. Much more efficiency than waterstones and Less risk of damaging the edges. Don't add the water during the sharpening process due to the diamond material. Caution: 1.Do not use the knife sharpener to sharpen serrated blades. 2.To avoid damaging the knife, please sharpen the knife slightly . 3.Do not put the sharpener in the dishwasher or submerge in water.

• Sharpening surface dimension:21mm*67mm
• Diamond grit:400#,600#1200#
• ABS handle;your logo can be featured on the rubber sticker
• Ideal for all outdoor knives and garden tools
• 1200# is better for ceramic knives

Sharpening surface dimension:21mm*67mmJIANGYIN DIAMOND TOOLS CO.,LTD