Tools & Gear Hole Saws Cobalt Bi-metal

Saber cobalt bi-metal hole saws are premium quality - general purpose saws suitable for a wide variety of materials and applications. The high-speed steel cobalt (HSS-Co) cutting edge provides shock resistant teeth and resists tooth strippage. 4/6 positive tooth configuration allows for fast - smooth cuts and less vibration. Contains 16 - 20 - 22 - 25 - 32 - 40 - 50mm bi-metal hole saws - 2 mandrels & spare HSS pilot drill. Features HSS-Co Cobalt cutting edge 4/6 variable tooth configuration 38mm (1-7/8'') depth of cut 5mm (3/16'') thick heavy-duty backing plate eliminates need for drive plate Applications Creates holes for pipe and tubing installations - door lock installations - electrical conduit - hoses and antennas Ideal for plumbing - construction - aircraft - electrical - maintenance - and automotive applications Use in steel - aluminium - brass - cast iron - plastic - wood and a wide variety of other materials Can be used in stainless steel with use of a cutting lubricant - reduced spindle speed and sufficient feed pressure to produce chips. Repetition hole cutting in stainless steel is best suited to Bordo XP and XP2 hole saws