HSS Parting Toolbits are precision cutting tools manufactured from premium High Speed Steel (HSS), specifically designed for parting-off, grooving, cut-off, and recessing operations on lathes. Engineered for high rigidity and excellent cutting performance, they deliver clean, accurate cuts with minimal burr formation and superior surface finish. Their excellent toughness, wear resistance, and heat resistance ensure reliable performance and extended tool life, making them ideal for both production and tool room machining applications.