RUKO HSS Bi-Metal Holesaw 177.0mm
RUKO offers High Speed Steel Red Hole Saws ranging from 14mm-210mm in Diameter. The bi-metal hole saws can be used in hand and pillar drills. When employing pillar drills, use manual advance only. On easily cut materials the varied toothing ensures that the cut is more even and requires less effort. The reduction in vibrations and heat development during cutting achieves up to three times the tool life. Suitable for unalloyed steel (up to 700 N/mm2 strength), non-ferrous and light metals, plastics, plasterboard and light building boards, fibreboard, plywood and wood.