... Description Drill CollarsWe supply the following drill pipe elevators suitable for the drilling operation in oilfields. DD ... 100T, 150T, 250T, 350T SLX Type Drill Casing Elevators Pipe Size: 4 1/2-30 in Rated Capacity ... 100T, 150T, 200T, 250T, 350T CD Type Casing Elevators Pipe Size: 4 1/2-20 in Rated Capacity ... 150T, 200T, 250T, 350T SJ Type Single Joint Elevators Pipe Size: 2 3/8-30 in Rated Capacity: ...