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A five piece set consisting of 4, 5, 6, 8 and 10mm ProExtreme drill bits from Heller with optimised head geometry for high speed drilling into concrete, granite, marble, masonry, stoneware and stone.
A five piece set consisting of 4, 5, 6, 8 and 10mm ProExtreme drill bits from Heller with optimised head geometry for high speed drilling into concrete, granite, marble, masonry, stoneware and stone.