Step drill, also known as step drill or pagoda drill, is mainly used for drilling thin steel plates within 3mm. One drill bit can replace multiple drill bits to process holes of different diameters according to needs, and can achieve one-time processing of large holes without the need to replace the drill bit or drill positioning holes. Step drill, also known as step drill or pagoda drill, is mainly used for drilling thin steel plates up to 3mm. One drill bit can replace multiple drill bits to process holes of different diameters as needed, and can achieve one-time processing of large holes without the need to replace the drill bit or drill positioning holes. Product manufacturing
Currently, the overall ladder drill is manufactured using CBN full grinding, mainly made of high-speed steel, hard alloy, etc., with high processing accuracy requirements. According to different processing conditions, surface coating treatment can be carried out to extend the service life of the tool and enhance its durability.
Product classification According to the groove shape of the product, it can be divided into three categories: straight groove, spiral groove, and circular groove. According to the number of blades in the product, it can be divided into single edge, double edge, three edge, four edge, and multi edge step drills.
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