Abrasive flap disc, flap disc, flap wheel, grinding disc,with fiberglass and fiber ABS as backing,suitable for flat welds,angle. Abrasive flap disc, flap disc, flap wheel, grinding disc,1.with fiberglass and fiber ABS as backing,suitable for flat welds,angle.2. Constant...

grinding disc more flex and strong, and consistent finish.polishing angle can be adjusted to reduce the cost. grinding disc1.zirconia alumina grains are mainly used for the rapid cutting and polishing of all kinds of extremely hard metal surfaces.2.made by imported zirconium...