Sai Deepa Rock Drills (pvt) ltd over the years developed Extension equipment of different sizes SDRD offers a variety of tools which are used in the surface mining .The items offered by SDRD includes shank adapters, coupling sleeve, extension rod &threaded cross bit or button bit. Our extension drilling system offers several rod, coupling &shank adapter designs and specifications as required by drilling industry.
SDRD manufacturers shank adapters to fit drills/hammers for all the extension drilling and benching operations and also for the most common top hammers in the industry.
