9lb Fossil Stone 12x14 #381029 Reinforcements 3M™ Bayonet Particulate Prefilters are

3M™ Bayonet Particulate Prefilters are used to add particulate protection to 3M™ Bayonet Gas & Vapor Cartridges

After mixing parts A and B

Making Brush-On Rubber Molds - Due to low viscosity

When working with cold epoxy

Blended with hardener at the proper ratio

9lb Fossil Stone 12x14 #381029 Reinforcements 3M™ Bayonet Particulate Prefilters areOrthoceras fossils are between 150 500 million years old. Mined in Europe, they have become an important stone in crystallurgy. It is believed to heal and protect as well as promote emotional healing, a sense of worthiness and success in business. We have some great pieces from a 3 4" slab. This piece is approximately 12x14" at its widest and around 9lbs