Product Description
KEYSTONE MAINSPRING LUBRICANT - MEDIUM 8 OUNCES
Keystone Medium Mainspring Lubricant film strength will allow smooth power for years without binding, rusting, or galling. The lubricant clings to metal and will stay where it has been applied.
The lubricant will withstand pressures of over 300,000 lbs./sq. inch. The lubricant prohibits rust by displacing moisture caused by insufficient drying or high humidity conditions.
Contains no graphite, moly, or sulphur.
Sold in an 8 fluid ounce bottle. Made in the U.S.A.
Light lubricant for English, French, alarm, pocket watch, and all delicate mainsprings. (SKU: 42.600)
Medium lubricant for popular American 8-day, 400-day, and most springs. (SKU: 42.601)