121mm Bi-Metal Hole Saw 7010-121 by Bordo Spring Caliper 2x collet cone

2x collet cone

as it depends on your choice of timber / painting to suit your preference

Aluminium shank

on-target starts & smooth cutting

121mm Bi-Metal Hole Saw 7010-121 by Bordo Spring Caliper 2x collet coneBordo 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. Features: HSS Co Cobalt cutting edge 4 6 variable tooth configuration 48mm (1 7 8") depth of cut 5mm (3 16") thick heavy duty backing