In order to achieve optimum milling efficiency, Parveen mills are machined from low alloy steel. The high quality steel also permits quick redressing of mill in the field. The hard surfacing materials (sintered tungsten carbide particles) is applied to each mill blade. The provision of circulation ports in Parveen mills improves cooling and allows fast removal of cuttings. Parveen mills are available in standard sizes and in other sizes desired by customer.