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For use on stainless steel, cast iron, mild and galvanised steel, aluminium, copper, brass, plastics and wood. High quality tools with M42 Cobalt High Speed Steel Cutting blades with variable pitch teeth. Holesaws with integral shank and pilot drill supplied with a split point HSS pilot drill which reduces skidding on convex surfaces, eliminating the need for pre-punch. Depth of cut 32mm (double depth if the work is reversed). Do not exceed ecommended working speeds, as shown in table opposite. ESSENTIAL LUBRICANTS : When cutting mild steel (incl. aluminium, copper, brass, zinc, plastics, wood) no lubricant is necessary. When cutting cast iron use paraffin.When cutting stainless steel use Cutting Compound. 11.5mm shank. One piece holesaw. Dia. 28mm. Use 3/4in. BSP. Mild steel 300RPM. Cast iron 200 RPM. Stainles steel 150 RPM. Display pack.
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