Feature:1. Using ultra‑high sand planting technology, uniform sand grains, not easy to lose sand, and more wear‑resistant2. The joints will not jump during the smoothing and polishing process, and the polished surface will not appear wavy, firm, and will not break.3. With good cutting performance and sharpness, suitable for metal grinding, wear‑resistant, no sand, and long service life4. Available in 10 styles for choices, can meet different needs, 40#/60#/80#/100#/120#/150#/180#/240#/320#/600#5. The specification is 330 x 10mm with standard workmanship which can match the sand belt machine wellSpecification:Item Type: Sandpaper BeltMaterial: SandpaperSpecification: 330 x 10mmCircumference: Approx. 330mm / 13inSide Width: Approx. 10mm / 0.4inQuantity: 20pcs Package List:20 x Sandpaper Strip