Detail: 2.5 inch CNC milling Crossover Drill Coupling R28 160mm Description Crossover coupling using R28 thread system . R28 thread system Widely used in drifting and tunneling ....
KSQ Technologies ( Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/ engineered equipment, and services from China.
Detail: T45 210mm Drill Coupling threaded couplings Length 8.25 inch Description Standard coupling using T45 thread system T45 thread system Widely used in drifting, tunneling, benching....
KSQ Technologies ( Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/ engineered equipment, and services from China.....