Bi-metal hole saw HSS with varied toothing – Ruko
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The RUKO bi-metal hole saws can be used in hand and pillar drills. When employing pillar drills, use manual advance only. 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.