J.B Machinery, professional manufacturer of customized Drill Bits & Construction Accessories for customers in construction world.

We have been focusing on drill bits & construction accessories for more than 12 years.
Over 20,000 sqm land area with self-owned Casting, Forging & CNC Machining plants.
More than 200 workers(including 30 technicians and engineers).

#3 Blades Drill Bits #Geotech Accessories #Multistep Cross Drill Bits