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05May94 UK: HIGH-SPEED LONG-LIFE HOLESAWS - RIDGE TOOL DIVISION.

The Ridge Tool Division now offers a range of variable pitch holesaws in 51 sizes, from 14 - 152 mm dia. The company claims that the varying teeth height and gullet sizes give up to 40 per cent faster cutting than with traditional designs and that the Rigid cutters last up to three times longer. A wide range of materials can be cut with the hole saws.0462 893421. CONSTRUCTION NEWS

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