When budget is a factor, BESTOLIFE 60% Lead Base is the compound for you. Designed for use on drill collars and drill pipe, the economical 60% Lead Base resists H2S and drilling fluids. APPLICATIONS Economical drill collar compound. PRODUCT CHARACTERISTICS Color: Black Penetration: 290-310 (ASTM D 217) Weight/Gallon: 19.6 pounds/gallon Dropping Point: ≥350°F (≥177°C) Flash Point: ≥392°F (≥200°C) Brushable To: 10°F *(-12°C) Friction Factor: 1.0 (per API RP 7A1) Contains: 60% metallic lead and other non-metallic additives