more than one pass should be taken
Countersunk collar prevents plug from gliding into hole
use the bearing to follow a template or base edge of board
bonding all types of wood
Not for use with Bosch GSK 24
Lenox Bi-Metal Hole Saw 140mm Power Tools more than one pass shouldBi Metal Hole saw designed for the professional and made to provide long lasting performance. Cuts through aluminium, copper, iron, stainless steel, wood, zinc. Features: High Speed Cutting Edge Thick backing plate, gives robustness Bi Metal Construction, long life, shock resistant Compact design 4 6 Variable TPI, reduced harmonic vibration Variable gullet depths, more efficient chip clearance