Joint/Drill Collar Compound, Kopr-Kote(R), 2.5 Gal, Aluminum Complex Thickener, Petroleum, Dropping Point 450 F, Temp Range 0 to 450 F, Flash Point Greater Than 430 F, Specific Gravity 1.15, NLGI Grade 1, Penetration @ 77 Deg F 310 to 330, Copper Strip Corrosion 1A, Typical, 4-Ball Weld Point 800, Contains No Lead or Zinc, For Drill String Connections, to Drilling Muds and Corrosion, Sticks To Wet Joints, Brushable, Resistance to Makeup Downhole, DOT Approval CA2004080025