Drill Powered Puller, Threaded/Rotatable Boom Mount, Universal Conduit Attachment, 5-Position Head, Constant Pull: Up to 600 lbs Peak Force: 1,000 lbs, 8? & 17? Extendable Up To 10? With 1? Rigid Conduit, Spooling Capacity: Poly Line - 600?, Measuring Tape - 1,150? Mule Tape - Up to 100?, Works With Most 18V - 20V Cordless Drills