Hi dearWe are manufacturer of carbon steel pipes and Square., We need 4 sets of cold sawsPlease send us your proposal1 inch thick, 2.5 mm diameter rate of 90 meters per minute2.5 mm diameter 2 inches thick at speeds of 80 meters per minute2.5 mm diameter 3 inches thick at speeds of 70 meters per minute. Diameter, 2.5 mm thick, 4-inch pipe velocity of 60 meters per minuteThanks