Meccion HSS Cobalt Jobber Drill Bit for Drilling Stainless Steel and Metal (4.8mm x 86mm x 5pcs)

• Professional Drill Bit - Made of 5% Cobalt High Speed Steel, 135°self-centring tips, according to DIN 338.
• Superior Performance - Precision ground drill bits for fast drilling results with low contact force without pre-punching or pre-drilling.
• Strong and Durable: High temperature quenching and hardness up to HRC63-64, Wear-resistant and strong tough (Use cutting oil for longer service life).
• Worked on Most Material - M35 HSS twist drill bit for the professional machining of metals, stainless steel, cast iron, alloy steel, hard plastics, wood.
• HOW WE’RE DIFFERENT - We aim to make the best products to live a more convenient and secure lifestyle. We have a professional products monitoring team focusing on all the details.

Meccion M35 High Speed Steel Drill Bit This Cobalt jobber drill bits are engineered and given the capacity to cut through most types of metal, including alloy steel, stainless steel and cast iron and even hard plastics and woods. These hardened drill bits are designed and made of cobalt, which makes them strong and give them the ability to withstand long time use. Product Features: - 135 Degree Split Point - 5% cobalt HSS drill bit. - Hardness up to HRC63-64 - Multi-process precision ground - Fast drilling and chip removal - Create clean and precise holes - Working on most hard material - Straight round shank compatible with most drill devices Attention Tips: 1. You need to control the RPM when drilling (refer to the speed recommendation table). 2. Do not hit the drill bit, otherwise it will be break. 3. Fixed well to avoid the drill bit breaking due to vibration. 4. If the chip remove is abnormal, please stop drilling immediately and continue after remove. 5. When drilling for a long time, please use cutting oil for cooling to prolong the service life. 6. The drill bit is a consumable item, and it will not be sharp enough with prolonged use, and it can be continue to used by grinding.