BiM-Co Roofers' pipe hole saw, 150mm (4/6)

BiM-Co (Bi-metal with 8% Co alloy), roofers` pipe hole saw with variable pitch (4/6 TPI) and 1/2"-14 BSP(G) connection. Supplied with hexagon shank adapter (779.0050) and pilot auger bit (240.2000).

For sawing fast and precise holes (for exhaust pipes of heating systems or waste air pipes in sanitary systems) in (sloped) roofs.
Not suited for abbrasive materials, stone or concrete.