Starrett Kfc07021 9 Piece Plumbers Hole Saw Set

The fast cut bi-metal hole saws contain an extra cobalt hss tooth material for enhanced heat and wear resistance, along with a new 5.5 Tpi positive rake tooth design, to ensure a smoother and faster cut when compared against our previous constant pitch hole saw. Specifically designed to cut stainless steel, metals and mild steel sheet, fast cut saws will also cut through wood, plastic, plaster and other materials. Recommended cutting depth Up to 13mm 1 2 in softer materials. 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. Ideal for 3mm stainless steel, mild steel sheet and tubes and other materials with a thickness of up to 13mm 1 2 . Features & benefits 30% extra gullet volume for better material penetration size range: 14mm 210Mm specifications: teeth per inch 25mm : 5,5 teeth type: extra cobalt hss pieces in kit: 10 cutting depth metric: 41mm cutting depth imperial: 1,5 8 contents 19mm 22mm 29mm 38mm 44mm 51mm 57mm arbors a1 & a10 ejector spring a7

The fast cut bi-metal hole saws contain an extra cobalt hss tooth material for enhanced heat and wear resistance, along with a new 5.5 Tpi