Flat cut ¬∑ carbide-tipped cutting edges allow multiple regrinding ¬∑ replaceable center drill ¬∑ ejection spring for the drill core for material thicknesses up to 4 mm for unalloyed steels ¬∑ stainless steel up to 2 mm ¬∑ from 31 mm Ø with specially hardened holder ¬∑ drill body 12 mm ¬∑ cutting depth 4 mm ¬∑ Application note: When sawing metals, use high-quality cutting oil, do not use cutting oil for cast iron and add petroleum when sawing aluminum

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