3-1/8" Bi-Metal Holesaw

  Product Specification Shipping Refund Product Specification 3-1/8" (80MM) BI-METAL HOLESAW Benchmark Abrasives 3-1/8" Bi-Metal Hole saws are MADE IN USA.  Constructed from durable bi-metal for high-performance cutting power, the 4/6 TPI (teeth per inch) and positive rake angle, delivers fast, clean cuts ideal for use on 2” x 4” wood board planks.  Side cut outs make removal of debris and plugs a breeze. This shock resistant and shatter resistant bi-metal blade provide unmatched durability and strength.  These blades have a cobalt cutting edge laser-welded to a steel alloy backing.   Quantity: 1 piece Use in combination with our hole saw mandrels **Mandrel sold separately** Dimensions Outer Diameter – 3-1/8” (80mm) Arbor Diameter – 5/8”-18 THR Cutting Depth – 1-1/2” Teeth Per Inch (TPI) – 4/6 variable pitch Machines Used On: Electric Powered Rotary Drills  Application: Wood, Ferrous metals, non-ferrous metals, wood composites, plastics, rubber, drywall/sheetrock etc. Safety T