Loctite-640-High-Strength-High-Temperature-Slow-Cure-Loctite-601401-p-Loctite-640-is-a-green-anaerobic-low-viscosity-methacrylate-ester-based-retaining-compound-ideal-for-large-diameter-components-and-active-metals-such-as-brass-which-require-a-longer-positioning-time-p-Loctite-601401-640-High-Strength-High-Temperature-Slow-Cure-250ml