- Compatible with Automatic Edge Processing M/C - Bond, Specially designed for one rocking head as Proedge, Denver MC, etc. - Just 6 steps for mirror shine on Bullnose shape of stone   Outer diameter Specifications Remarks 4"(100mm) T1 T2 T3 T4 T5 T6   Forming Honing Polishing Shining Metal Copper Resin