Type: Slick drill collar

     Spiral drill collar

     Non-magnetic material.

Hard band: Arnco100XT, Arnco200XT and Arnco300XT; Botn1000, Botn3000, TCS8000, TCS-Titanium, Armacor M etc. Also we can make according to customers' requirements.

Size: OD: 3 1/8" ~~11" ; ID: 1 1/2" Min. Length:10'~~31'