Description
4 mm Milwaukee Metal Drill HSS‑Co D338 drill bit is designed for professionals, offering high precision and efficiency when drilling in high-alloy steel and other hard metals. Made from cobalt-enriched HSS-Co steel, it provides high hardness, heat resistance, and excellent durability in demanding manufacturing and metalworking applications. The D338 geometry ensures clean entry and consistent performance, making it ideal for general metal drilling tasks that require high resistance and accuracy. Whether dealing with stainless steel, high-tensile steel (>1000 N/mm²), or other challenging metals, it provides the durability and reliability expected from Milwaukee.
Specifications and Features
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Model/Type: HSS‑Co D338 Series
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Diameter: 4 mm
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Material: Cobalt-enriched High-Speed Steel (HSS-Co) — suitable for high-alloy steel and metals with high tensile strength
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Geometry: D338 Geometry (DIN 338 standard) — robust design for metal drilling.
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Usage: Suitable for drilling stainless steel, high-tensile steel (>1000 N/mm²), and other metals.
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Length/Mounting System: Cylindrical shank, total length approximately 70 mm.
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Key Feature: Enhanced durability and high thermal resistance for metal drilling tasks; high precision and reliability.
