Detailed Product Description Edge Resin Bond Grinding Wheel,Grinding wheels,Shaping wheelsAutomated edging machines.Backer: snail ... polishing wheelItem no.DiameterEW4WT4"/100mmEW5WT5"/125mmEW6WT6"/150mmNOTE: EW4WT800--Auto-Edge Wheel, Wide Tuobo polishing wheel, 4"/100, grit ... "/100, grit #800. ·Quad-raw Auto-Edge polishing wheelItem no.DiameterEW3QR3"/80mmEW3QR4"/100mmEW3QR5"/125mmNOTE: EW3QR800--Auto ...