(1) Threaded Connection: R22, R25, R32, R38, T38, T45, T51, and so on.
(2) Diameter: OD32, OD38, HEX32, HEX35, And so on.
(3) Length: 800-6000MM.
(4) Package: Wood case or wrapped with plastic knitting and then packed into bundles or as per your requests.
We're one of Chinese biggest and most professional manufacturers of M-F drilling rods.
