Running above optimum speed will cause premature tooth wear
Delta Point tip design required a revolutionary re-think of drill tip function
vitrified products
Patented chamfering on the tip ensures fracture resistance when drilling into concrete reinforcing
16-114mm 19 Pce Industrial Hole Saw Kit Running above optimum speed will16 114mm 19 Piece Industrial Hole Saw Kit Industrial Hole Saw Kit. The King of the Kits, this kit has 16 hole saws,(16, 20, 22, 25, 32, 38, 40, 51, 54, 60, 64, 70, 89, 92, 100, 114mm), 2 mandrels, a 300mm (12") extension and spare pilot bit. 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