Size: 58. Package of 10. Made of high speed steel. Drills accurate holes. Great for drilling ferrous metals, tough casting sand forgings, working hardened stainless steel, and more.
This drill bit is perfect for those in need of a reliable and efficient tool for industrial and scientific purposes. The twist design allows for easy penetration and the bit is made of durable materials that promise long-lasting use. However, the price of the drill bit may be a drawback for those on a tight budget. Overall, I highly recommend this drill bit for its precision and performance.
This bottle of wire nozzles, believed to be number 58, did not contain drill bits of the specified size. Bit number 58 is .042 inch in diameter. I used my digital caliper to measure the bit diameters in this vial. This bottle contained the following: 4 bits of 0.041 (= #59), 4 bits of 0.040 (= #60), 1 bit of 0.039 (= #61) and 1 bit of 0.038 (= #62). Not a single nozzle with the desired diameter! I bought several more bottles with small nozzles from the same company and they all had the sameβ¦