Materials: Abrasives: aluminium oxide,silicon carbide,or zirconium oxide Bond:resin over resin Cloth:X-weight, Y-weight, J-weight Application: Sanding and polishing plywood,shaving boards,trim boards,bamboo,woodware,and vineware. Sanding and polishing complex surface of stainless steel Plates,nonferrous and ferrous metal plates,vane and wood,etc. Polishing and napping metallic or non-metal materials. 粒度Grits:24-36-40-50-60-80-100-120-150-180-220-240-280-320-400 最大宽度Max Width ：1400mm 最小宽度Min Width ：13mm