This ensures that the drill bit is durable and can last for a long time, even when used in heavy-duty tough metal drilling applications. Made from industrial grade M35 high-speed steel with 5% cobalt, this drill bit has a 4x lifespan material that provides hardness for wear resistance and can withstand a maximum temperature of 1100 degreeF. Its 3x flute design is unlike any other, making it stand out from the rest. The Lichamp three flute patent design drill bit is a unique and innovative tool that clears chips and particles faster, providing a more efficient drilling experience. 10 Best Cobalt Drill Bits For Hardened Steel Keep reading to learn more about how to choose the right cobalt drill bits for your needs. But with so many options out there, it can be tough to know which drill bits are worth your investment. Cobalt drill bits typically have a bit of cobalt added to the steel, which increases the hardness and durability of the bit.ĭo you find yourself constantly struggling with broken or dulled drill bits when working with harder materials? Are you tired of wasting time and money on low-quality drill bits that just can’t cut it? If so, cobalt drill bits for hardened steel may be just the solution you need. Another important factor is the coating on the drill bit. Additionally, consider the drill’s point angle, which affects how easily it can penetrate the material. But before making any purchase, there are some important factors to consider.įirst and foremost, it’s important to choose the right size and shape of drill bit for your specific job. These drill bits are specifically designed for drilling through hard materials like stainless steel, cast iron, and titanium. 1x - 4932363279 - 10.If you’re looking for drill bits that can handle tough jobs, consider cobalt drill bits for hardened steel.1x - 4932363278 - 9.5mm x 125mm RED cobalt metal drill bit - (full details).1x - 4932363277 - 9.0mm x 125mm RED cobalt metal drill bit - (full details).1x - 4932363276 - 8.5mm x 117mm RED cobalt metal drill bit - (full details).1x - 4932363274 - 8.0mm x 117mm RED cobalt metal drill bit - (full details).1x - 4932363272 - 7.5mm x 109mm RED cobalt metal drill bit - (full details).1x - 4932363241 - 7.0mm x 109mm RED cobalt metal drill bit - (full details).1x - 4932363269 - 6.5mm x101mm RED cobalt metal drill bit - (full details).1x - 4932363268 - 6.0mm x 93mm RED cobalt metal drill bit - (full details).1x - 4932363267 - 5.5mm x 93mm RED cobalt metal drill bit - (full details).1x - 4932363264 - 5.0mm x 86mm RED cobalt metal drill bit - (full details).1x - 4932363262 - 4.5mm x 80mm RED cobalt metal drill bit - (full details).1x - 4932363258 - 4.0mm x 75mm RED cobalt metal drill bit - (full details).1x - 4932363256 - 3.5mm x 70mm RED cobalt metal drill bit - (full details). 1x - 4932363253 - 3.0mm x 61mm RED cobalt metal drill bit - (full details).1x - 4932363251 - 2.5mm x 57mm RED cobalt metal drill bit - (full details).1x - 4932363250 - 2.0mm x 49mm RED cobalt metal drill bit - (full details).1x - 4932363249 - 1.5mm x 40mm RED cobalt metal drill bit - (full details).1x - 4932363248 - 1.0mm x 34mm RED cobalt metal drill bit - (full details).3-flat shank from 5 mm diameter for better grip and prevents chuck slippage.Suitable for drilling high alloy content steels and metals with tensile strengths over 1000 N/mm² like heat and acid proof steels and stainless steel.Split point shaped cutting tip with 135° angle for improved centering - no center punch required.Metal drill bits ground from solid extremely heat resistant cobalt-alloyed high speed steel produced according to DIN 338.Milwaukee accessory code number : 4932352470
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