1. Professionally design and manufacture for quality and practical applications.
2. Various types for all applications.
3. Applicable to hole cutting and process of annular groove on various magnetic drills and press, like Alfra, Hougen, Jancy, Euroboor, BDS, Ruko.
4. Made of high-performance high speed steel., e. G. M2, M2AL, M35, M42 etc. And can be used on various materials, like steel plate, Copper, aluminium, cast iron, stainless steel and plastic.