ventilation supports and other overhead mechanical or electrical installations where a secure
milled tooth design of these blades make them well-suited for sawing thin sheet metal (1
fibre cement boards (5-50 mm) These blades come in a pack of 3
milled teeth are ideal for cutting metal and thin sheet metal (1-3mm) These blades come in a pack of 5
Lenox Bi-Metal Hole saw 35mm Air Nailers ventilation supports and other overheadBi 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