Extension rods, there are R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60 threads, and different lengths of rods are available from 600mm to 6400mm usually.
(1)Steel grade: 20CrNi3Mo equivalent to SANDBAR 64
SIZE: hex.22mm .hex.25mm, hex.28mm. hex.32mm hex.35mm
Dia.32mm. dia.38mm, dia.45mm dia.51 mm
(2) Thread: R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60
(3)Length: 0.4m-10m
(4)Package: in wooden case or in bundles.
(5)Productivity: 20000MT / month
you can try for drilling to get through more products
Basic Info. Model NO. 3048R3207 Diameter 48mm Part No. 3048r3207 Thread R32 Button Bit Class Hard Application Drifting & Tunneling Brand Name Maxdrill Machine Type Drilling Tools Use Ore Mining Body Retrac Skirt, Standard Skirt Button Bit Drop Center, Flat Front Other Thread ...
MAXDRILL T51 MF SPEED DRILL ROD, L3660mm(12ft). No need separate coupling for connection. High quality.and available qtys in stock always. Product Description Dimensions L Dimensions D Part No. mm ft in mm in 3660 12 - 51 2 2051T5136 4270 14 - 51 2 2051T5142 6100 20 - 51 2 ...
Maxdrill T45 3660mm 12ft Drill Rod, MF Speed drill rod, no need separate couplings. Product Description: Dimensions Length Dimensions Diameter Part No mm ft in mm in 1525 5 - 45 1 3/4 2045T45MF15 1830 6 - 45 1 3/4 2045T45MF18 3050 10 - 45 1 3/4 2045T45MF30 3660 12 - 45 1 3/4 ...