... driving drilling rig, winch, rotary table, mud can achieve independent steeples speed to guarantee the optimization drilling technology. Winch, draw works and ... feed adopts all-digital automatic control technology, driller Operate it by touch screen with the most optimized drilling parameter, it ... 9m,7.75m 3Traveling line system6×7,in oorder12Type of mast and effective height K type,45m 4Rated power ...