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. 

It can process holes of different diameters according to needs, and can realize large The hole is processed at one time, and there is no need to replace the drill bit and make 

positioning holes.

According to the groove shape of the product, it can be divided into three categories: straight groove, spiral groove, and arc groove; according to the number of product 

edges, it can be divided into single-edge, double-edge, three-edge, four-edge and multi-edge step drills; step drills Normally, it is the national standard, and most of them 

are custom-made non-standard in daily industrial use. Generally, step drill manufacturers can provide drawings for production.

The step drill can be used in automobile processing, aerospace, sheet metal processing, electrical installation and maintenance and other industries. At the same time, the 

product is easy to carry and can be used with hand electric drills and other tools for high-altitude operations.

Shanghai Hengcheng Cemented Carbide Co., Ltd. specializes in the production of diamond tools, provides tool grinding services, and provides oem/odm tool customization 

service needs.