1、Life‑time guarantee. Restore - reshape - resuface your grinding wheel, bringing it back to brand new condition. This dresser is the best and simplest way to make your grinding wheel surface flat again 2、Createsvery little dust without chipping. Dress your grinding wheel with our diamond dresser and get it back to the true grinding profile. 3、Restores and prolongs the life of grinding wheels 4、Re-shapes worn Wheels to give true grinding surface 5、Heavy duty diamond coated head with knurled handle for secure grip Specifications: 100% Brand New Material: Diamond coated + Metal Color: As Pictures Show Size: 8.5cm Features: 1. Life-time guarantee 2. Createsvery little dust without chipping 3. Restores and prolongs the life of grinding wheels 4. Re-shapes worn Wheels to give true grinding surface 5. Heavy duty diamond coated head with knurled handle for secure grip 6. Dresses across the width of grinding wheels to give a flatter surface 7. This diamond-coated dresser is a simple way of returning your grinding wheel to tip-top condition. 8. To get the maximum performance from your bench grinder, it's imperative that the grinding wheels are regularly 'dressed' across their width to maintain their balance and ensure a 'true' grinding profile. Notice: 1. Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid. 2. The color may have different as the difference display, Please understand.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package Included: 1 X Diamond Stone Dresser Tool