After special & advanced heat treatment technology, Jinquan's T38 coupling sleeves ensure the ends touch for efficient energy transmission, suitable for model powerful top hammers and drifter from Atlas Copco, Sandvik, Furukawa and Boart Longyear etc.
(1) Name: T38 drill steel rod coupling sleeves.
(2) Length: 190mm.
(3) Type: R25, R28, R32, R38, T38, T45, T51.
(4) Type: full-bridge, semi-bridge, same diameter etc.
T38 76mmthread button bits, T38 button bits are made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.
T38-1220mm (4ft) thread extension MF drill rods are produced with round sections in all common thread designs, and in Male/Female (M/F) connections. All of our Jinquan's extension drill rods are heat-treated with carburization or high frequency, bombinated with phonemicization.
Supply many various type shank adaptors which are suitable for all popular drifters and top hammers in the world, such as Atlas Copco series drifters, Tamrock series drifters, Garden Dever series drifters etc. The main thread types of shank adaptors include R32, R38, T38, T45, T51 etc.
Male shank adapters are ideal for drifting, tunneling & extension applications where high bending stresses are present, and female shank adapters are used when the drilling space is limited and the total feed length is important.
(1) Threaded Connection: R22, R25, R32, R38, T38, T45, T51, and so on. (2) Diameter: OD32, OD38, HEX32, HEX35, And so on. (3) Length: 600-6400mm. (4) Package: Wooden cases or wrapped with plastic knitting and then packed into bundles or as per your requests.