3pcs Sharpening Stone Set - CHEERBRIGHT Grinding and Polishing Whe...

3pcs Sharpening Stone Set - CHEERBRIGHT Grinding and Polishing Whetstone Set Knife Sharpener Polishing Assorted Size Oil Stone (8000#-10000#,800#,320#)

• This set have three different sizes and materials: Agate Stone , Oilstone ,Boron Carbide Whetstone.
• It has high hardness and good wear resistance in particular.
• Sharpening stone Grit: (8000#/10000#),(320#),(800#)
• Widely used for fine parts, measuring and cutting tools, hard alloy.
• Used to restore cutting edges on straight-edged tools, such as chisels, knives, plane blades, or other precision instruments.