Yueqing Heyida Tools Factory, was founded in 1998, and specializes in the manufacture of multi- forkdrill, M42 bimetal hole saw, full grinded HSS hole saw,TCT alloy hole saw and CNC machines. Currently,Heyida has more than 100 employees and manufacturing space of 15,000 square meters.
Feature: 100% brand new and high quality. Removable construction, both extender adapter and core drill bit. Made of high quality chrome steel, practical and practical, suitable for electric hammer, compact drill. Specification: Material: chrome steel Color: as picture shown Shank type: SDS PLUS/SDS MAX/SQUARE SHANK Screw interface: M22 (Note: Please allow slight color difference caused by light and screen.)