Tork Craft Replacment Pilot Drill Bit For Mandrel - Extra Long Bi Metal Hole Saws

Pilot drill bit for hole saws Drill bit diameter: Ø6.35mm Drill bit: HSS (High-speed steel) Application: The drill bit is a replacement pilot drill bit for Bi-metal hole saws. Replacing the pilot drill bit: Use an Allen key (TC17016) or in some cases a slot-head screwdriver to undo the grub screw securing the pilot drill bit in the mandrel. Replace the pilot drill bit by aligning the flat side on the shank with the grub screw. Tighten the grub screw. Make sure the pilot drill bit is secured. In some cases it would be necessary to remove the hole saw from the mandrel to replace the pilot drill bit. Mandrel replacement pilot drill bits: Ø6.35 x 115mm (extra long) for bi-metal hole saws - TC00001 Ø6.35 x 70mm for bi-metal hole saws - TC00002 Tungsten Carbide Tipped (TCT) series hole saws - TC00003 Carbide grit hole saws - TC00004 Diamond coated hole saws - TC00006