• Emery roll with blue twill backing.• Cloth is flexible and tear resistant offering greater precision when finishing or polishing metal.• Not for use on wood.• 50mm x 50m.• 40 Grit.• Dispenser box.Emery roll with blue twill backing. Cloth is flexible and tear resistant offering greater precision when finishing or polishing metal. Not for use on wood.• Emery roll with blue twill backing. • Cloth is flexible and tear resistant offering greater precision when finishing or polishing metal. • Not for use on wood. • 50mm x 50m. • 40 Grit. • Dispenser box. • Model No. ER505040Technical Specification:Grit: 40Length: 50mNett Weight: 2.34kgWidth: 50mmDimensions: Length: 288mm x Height: 60mmWeight: 2.528KgWarranty: Consumable