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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
this drill bit offers superior wear resistance and exceptional strength — engineered specifically for high-hardness materials and high-speed cutting applications
This design features an enlarged core diameter that maintains sufficient chip capacity while significantly enhancing the tool's structural hardness and overall durability
Accurate grinding
400R--M4*9
Friction Drill Process Provides Very Hard Threads On The Surface Of Thin Materials
BB WC Indexable Drill 5xD TiZr涂层 this drill bit offers superiorDrill without insert. WCGT(N) for non ferrous metals, such as copper and aluminum
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