Specification Brand : Tyenaza BulletPoint1 : High Quality Alumina Material: The replacement operation is simple, the disc can be changed quickly, and it is made of high quality professional alumina material with a long service life BulletPoint2 : Ideal Matching Size: There are a total of 36 sand disc surface adjustment discs, including a 1/4 inch handle roller lock disc, which can be used for die casting parts, knives, and many other parts BulletPoint3 : Upgraded Aluminum: The button grinding disc is made of high quality professional alumina. Easy ro replace , and the disc is changed quickly, and the service life is long BulletPoint4 : Widely Applicable: Surface conditioning discs can be applied to stainless steel, alloys, non ferrous materials, etc., and can be applied to car bodies and car work, such as rotor finishing, motorcycles, boats, etc BulletPoint5 : Quick Replacement, Save Time: Abrasive discs are ideal for deburring, finishing and washing flat or contoured metal surfaces. Give you an excellent experience CompatibleMaterial1 : Stainless Steel CompatibleMaterial2 : Iron ItemName : Tyenaza 37Pcs 2 Inch Sanding Disc, Coarse Change Discs Surface Conditioning Discs Set for Die Grinder ItemPackageQuantity : 1 ItemTypeKeyword : quick-change-discs Manufacturer : Tyenaza Material : Nylon PartNumber : Tyenazazf71c96nhr ProductDescription : Specification: Item Type: Curtains Material: Alumina + Nylon Weight: Approx. 290g / 10.2oz Size: Approx. 5cm / 2.0in Uses: Suitable For Die Casting Parts, Bicycle Parts, Machinery, Knives, And Many Other Items.