The drawworks reels in and reels out the drilling line. The drilling line is connected to the traveling block and hook which connect to the drill string. The drill string runs over the crown block and setup like a block and tackle pulley system.
[pdf] The top drive is one of the components of the drilling rig that is used to rotate the drill string during drilling, having 1000 horsepower, which rotates the shaft to which the drill string is attached. It decreases th.
[pdf] With over 45 years of experience in the drilling industry, Spike and his knowledgeable staff offer a wide range of drill rigs and related equipment for sale, including augers, bucket rigs, compressors, pump hoists, and water trucks.
[pdf] 
