6Pcs HSS Tap Drill Bits Set | M3 - M10 High Speed Steel & Metal Coated | Hex Shank Thread Hand Tool for Carbon Steel/Copper/Magaluma | Oxidation & Friction Protection

Produktbeschreibung

High-grade 6542 High-Speed Steel - These HSS tap drill bits offer greater hardness and durability, ensuring extended performance for expert and DIY projects. Multi-Material Versatility - Metal-coated drill bits efficiently work on carbon steel, ordinary steel, copper, and magaluma, even drilling through 2mm/0.08in 304 steel plates. All-in-One Process - Complete drilling, tapping, and deburring/countersinking in a single step with an electric drill (not included), saving significant time and effort. Improved Durability - Metal coating provides excellent oxidation prevention, friction-protection, and degradation-protection, making these bits ideal for tough materials. Accurate Engineering - Each tap features internal chip removal and H2 thread tolerance grade for precise, neat threads. The hex shank ensures stable force transfer while metal coating extends tool life significantly.