RED COBALT - HSS-Ground - DIN 338 Cobalt Metal Drill Bits - 3.0 mm
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Milwaukee RED COBALT – HSS-Ground DIN 338 Cobalt Metal Drill Bits
Engineered for extreme durability and precision, the Milwaukee RED COBALT Drill Bits are manufactured from solid, heat-resistant 5% cobalt-alloyed high-speed steel (HSS-Co) in compliance with DIN 338 standards. Designed for demanding applications, they are ideal for drilling high-alloy steels and tough metals with tensile strengths above 1000 N/mm², including stainless steel.
Key Features & Benefits:
5% cobalt-alloyed HSS-Co – withstands extreme heat & ensures superior durability
QUAD EDGE™ Tip – 135° split point for fast, precise starts with no walking
Four cutting edges – smaller chips reduce heat build-up for longer tool life
Variable flute geometry – faster chip ejection & cooler operation
Enhanced tapered web – reinforced core for greater strength & durability
3-flat shank (from Ø 5 mm) – prevents chuck slippage, ensures secure grip
Bronze finish – easy identification & premium appearance
Applications:
Stainless steel
High-alloy steels
Hard metals with tensile strength > 1000 N/mm²
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Shipping & Returns
Shipping & Returns
Orders placed before 14:30 are usually dispatched the same working day. UK mainland delivery starts from £3.95 and typically takes 1–5 working days, with next day options available.
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