Trapano avvitatore 12-60 mm HSS Cobalto Seghetto M35 per Taglierina Legno Lega Acciaio Inox

12-60mm M35 Drill Bit HSS Cobalt Hole Saw for Stainless Steel Alloy Wood Cutter. Material: M35 HSS 6542（High speed steel containing cobalt）. Drill bit have good perforation capability，This drill bit hole saw is perfect for installing locks, knobs, and cabinets.

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