BiM-Co Roofers' pipe hole saw, 300mm (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 (240.2001S). Can also be used with HSS twisted drill bit (160.1203) as pilot drill (sold separately).

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