Product Description Features: New tooth material with extra cobalt for enhanced heat and wear resistance – improving the product life. The 5.5 TPI positive rake tooth form provides less torque for a smoother, faster cut in all materials. 30% extra gullet volume for better material penetration. Ideal for 3mm stainless steel, mild steel sheet and tubes and other materials with a thickness of up to 13mm (1/2”). 41mm (1.5/8”) hole saw depth. Includes: This general purpose kit includes six Fast Cut holesaws, plus two arbors: A1 Standard and A10 Quick-Hitch Sizes as follows: 22mm (7/8″) 29mm (1.1/8″) 35mm (1.3/8″) 44mm (1.3/4″) 51mm (2″) 64mm (2.1/2″) Starrett storage case UPC: 00049659625141 Enquiry Tell A Friend