T38 190mm Rock Drilling Tools Threaded Rod Coupling Sleeve
Couplings sleeve are used to well connect the shank adapter to the drill rods or well contact two extension rods for transmitting energy. It has standard type coupling and crossover coupling.There are many thread specifications of the connecting sleeve, according to the needs of the supporting rod, there can be a variety of combinations. Brand Name MIROC Material Alloy Steel Processing Type Forging Application Mining / Quarrying / quarrying / Construction Advantage Good quality and lower price. Color Black Or Customized Type full-bridge, semi-bridge etc. Length 150mm-235mm (or 6 inch to 9 1/4 inch) Diameter 35mm-77mm (or 1 3/8 inch to 3 inch) Thread R25, R28, R32, R38, T38, T45, T51 Certification ISO Threaded Rod Coupling Sleeve Specification Coupling Sleeve Length Diameter Thread Weight Part Number mm inch mm inch kg R25 Coupling Sleeve 150 6 35 1 3/8 R25 0.7 4148300429 155 6 1/9 44 1 3/4 R25 1 4148300430 160 6 2/7 38 1 1/2 R25 1.3 4148300431 R28 Coupling Sleeve 150 6 40 1 4/7 R2...