4) Grit: 80# - 600# 5) Strength: 1500 - 1700 N/50mm 6) Width: 1400mm 1)Raw Material: J-wt polycotton backing, blended cloth, phenolic resin, brown aluminum oxide2) Usage: making narrow belts3) Applications: wood plates, vine ware, general metal materials JA135 Flexible Abrasive Cloth