BESTOLIFE ZN-50 is a zinc-based thread compound formulated for drilling equipment such as tool joints, drill collars, and rotary shouldered connections. It contains 50% finely powdered metallic zinc with H2S and oxidation inhibitors to protect threads from galling, corrosion, and wear while ensuring reliable make-up and break-out performance. It meets the requirements of API RP 7 specifications for drilling thread compounds.