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Frequently Asked Questions
What are the differences between light and dark cutting oils?
Clear cutting oil is a blend of high quality mineral oils with sulfur base, and is used during manual or low rpm threading on small sizes of steel or brass piping. Clear cutting oil will not stain copper or brass materials either. Dark cutting oil is a blend of high quality mineral oils with sulfur-lard base, and is used when using high speed threading machines on all sizes of pipe.
What type of lubricant should be used on O-rings and other rubber parts?
Silicone grease should be used on rubber parts, because petroleum based lubricants could potentially affect the integrity and lead to product failure.
Can you use Hercules 300 Degree plumber's grease where it may come in contact with potable (drinking) water?
No. This product is not NSF listed.