These 4" diameter by 60 ply buffs have 3 circles of concentric stitching between the arbor hole and the face. This stitching provides a firmer surface when used with cutting compounds such as Gray Star, Bobbing and Tripoli. Can also be used for both cutting and polishing of harder metals such as platinum.  Made of fine-weave muslin with combed edges and shellac injected, leather centers to hold buffs firmly on tapered spindle. These stitched buffs have multiple concentric rows of stitching which stiffens the buff.  Generally, stitched buffs are used for cutting compounds (such as Tripoli) on soft metals.  On harder metals like platinum, palladium, steel and stainless steel, Stitched Buffs are used for both cutting compounds and polishing compounds such as rouge.  Made in USA.