This 3M tape is popularly known as 300LSE.
The rolls are 60yd long.

This tape is great for applications requiring premium performance. This tape is a market leading solution for bonding low surface energy plastics, metals, powder coated materials and finished wood. It will also work on unfinished wood if properly sanded and cleaned. The thicker adhesive layer conforms to less than perfect surfaces providing better adhesion. Provides very high resistance to solvents and humidity.

This double sided tape is laser safe. Apply to your wood or acrylic sheets and cut with your laser. Make easy work of your multi-layer designs.