Cobalt Twist Drill Bits | 0.5-9.0mm for Stainless Steel & Aluminum | Straight Shank HSS

Engineered for superior performance, these M35 Cobalt HSS twist drill bits tackle the toughest materials with ease. The straight shank design and precise sizing from 0.5mm to 9.0mm provide exceptional...
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Questions about this product
- What are these cobalt drill bits best for?
- These M35 Cobalt HSS drill bits are specifically engineered for drilling tough materials like stainless steel and alloy steel. They also perform exceptionally well on aluminum, copper, and various types of wood, providing clean, burr-free holes.
- What size range do these drill bits cover?
- This set includes a comprehensive range of sizes, from 0.5mm up to 9.0mm. This makes them suitable for a wide variety of tasks, from very fine work to general fabrication.
- Do I need to use coolant with these drill bits?
- Yes, using coolant is mandatory when drilling stainless steel to prevent overheating and prolong bit life. We also recommend using coolant for other materials to ensure optimal performance and durability.
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