B Quality WO 2899 - Stitched Type (Medium Hardness)All round mops as above with 3/8 (9.5mm) spiral stitching. Having all the attributes of the above mops but will not splay to the extent of the open type giving greater polishing pressure. Fitted with washers for taper spindle use. Can be used in conjunction with Lustre, Hyfin, Steelbrite, Scovax, and Satene compositions.