ITEM NAME:45Mm Diamond Grinding Disc Wheel Stone Dresser Tool Dressing Bench Grinder L2U8 45Mm Diamond Grinding Disc Wheel Stone Dresser Tool Dressing Bench Grinder L2U8 1.Createsvery little dust without chipping. 2.Restores and prolongs the life of grinding wheels 3.Re-shapes worn Wheels to give true grinding surface. 4.Heavy duty diamond coated head with knurled handle for secure grip 5.Dresses across the width of grinding wheels to give a flatter surface 6.This diamond-coated dresser is a simple way of returning your grinding wheel to tip-top