Whetstone knife Sharpener Water /Oil Stone Ruby +Boron Carbide+ Natural Emerald

Description

Features:
Formed by nature, the natural white agate is milk white and abrasive. And it is characterized by irregular pattern, fine and even texture, strong hardness and toughness.
The side of natural white agate is used to polish the panel instruments, fine parts, measuring and cutting tools, hard alloy and etc.
The natural emerald is characterized by even texture, fine particle, high hardness, being abrasive and durable.
The other side of natural emerald is used to highly polish the the panel instruments, fine parts, measuring and cutting tools, hard alloy and etc.
Specifications:
Material: natural white agate(8000#) & natural emerald (10000#).
Size: 100*25*10mm.
Net weight: around 75g.
Features:
The stone is sharp, highly finished, durable, tough and good at polishing and grinding.
Used to moulder polish the chisel tool steel, alloy steel, and quenched steel, especially the measuring and cutting tools, panel instruments that require to be highly polished.
Specifications:
Material: rubing grain.
Particle size: 320#.
Size: 100*20*10mm.
Net weight: around 45g.
Features:
High hardness,  well wear resistance, high temperature stability and good chemical stability characteristics
Usage:
Suitable for all kinds of carbide, cutting tools, molds, gemstone stones and other precision components of the grinding, grinding, polishing
Specifications:
Material: Boron Carbide
Grit: 800 #
Size: 100mm*25mm*10mm
Package Included:
3pcs Boron Carbide Sharpener Sharpening Polishing Stone Whetstone Grinding Sand U16110048S01)