This heavy Y-wt polyester backed Zirconium is designed for grinding of ferrous metal. This is Deerfos PZ628, one of the best performing and longest lasting AZ belts on the market. Availability is limited.
 
Premium Zirconium grain
Long-lasting
Made with a heavy 100% polyester backing
Available only in grit P80
Available in packs of 5 or 8 belts