Starrett M1 All Purpose Lubricant Jewelry Tool Kits 6-prong head designed for 6

6-prong head designed for 6 mm round center stones

7 mm Pack of 4 144-80 8

Ideal for hand engravers at any skill level seeking to refine sharpening methods

The pistol-shaped handle is intentionally thinner than those found on most contemporary hammers

Starrett M1 All Purpose Lubricant Jewelry Tool Kits 6-prong head designed for 6Starrett M1 All Purpose Lubricant delivers a micro thin, airtight coating that dries as it protects repelling the dirt and grime that wet lubricants typically attract. Silicone free and effective across extreme temperatures, M1 is a versatile solution for lubrication, rust prevention, cleaning, penetration, and moisture displacement. The can is designed to spray upside down, making it easy to reach awkward or confined areas without losing propellant