คุณลักษณะ

• It is a grinding wheel with emphasis on sharpness based on high grade abrasive grains that can efficiently grind from general steel to hardened steel without clogging.
• The hardness is intermediate between EDM stone and finish stone, the abrasive grain crushability is good, and a uniform finished surface can be obtained quickly.
• Suitable for coarse and medium finish polishing before using finish stones.