Cobalt Bi-Metal Hole Saw Size:57mm HSS Cobalt Bi-Metal Hole Saw Allowing the burr to become

Allowing the burr to become too hot may cause the braze to soften

The TiN coating is achieved by Physical Vapour Deposition (PVD)

coated stainless steel blade

The chamfer also reduces marking of the head-shoulder junction when using painted hex head screws

Cobalt Bi-Metal Hole Saw Size:57mm HSS Cobalt Bi-Metal Hole Saw Allowing the burr to becomeHSS Cobalt Bi Metal Hole Saw Bordo 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. 48mm (1 7 8") depth of cut. 5mm (3 16") thick heavy duty backing plate eliminates need for drive plate.