Diager Masonry SDS-Max Drill Bit 690mm (Ultimax) DJR189Z 18x19mm，20x22mm

18x19mm，20x22mm

and jobsite users working on compatible concrete

Its high-speed motor ensures smooth cutting performance

CDM 353 + CDR 353

Diager Masonry SDS-Max Drill Bit 690mm (Ultimax) DJR189Z 18x19mm，20x22mmThe Diager Ultimax SDS Max Masonry Drill Bit 690mm is a heavy duty hammer drill bit designed for deep drilling in hard concrete and reinforced concrete. Its six cutting edge carbide head, progressive flute, and SDS Max shank provide fast material penetration, efficient dust removal, and dependable performance in demanding construction and structural installation work. Key Benefits Six cutting edge carbide head provides powerful and efficient concrete