ZN 50 drilling coring bit
Bestolife ZN 50
Zn 50 is a zinc-based thread compound made with finely powdered metallic zinc. It
contains 50% zinc as well as H2S and oxidation inhibitors. Meets the requirements of
API RP SPEC 7: “ Specification for Rotary Drill Stem Elements” .
RECOMMENDED FOR tool joints, drill collars, and drilling and coring bits.