Grinding machines and abrasives for stainless steel: UTC 9-R and UTG 9-R pipe belt grinders for tubes up to Ø 45 and Ø 70 mm, respectively; UBC 9-R belt grinder, UMC 6-RL linear grinder, UMB 4-RQ cross-stroke grinder, and UPK 5-R satin finishing machine as a Set in a carrying case. Also included are abrasive and non-woven belts, TRIZACT belts, hand-held non-woven rolls, abrasive sleeves, contact arms, and replacement carbon brushes.