Second-hand market, industry association.
1. Second-hand market: You can try to find buyers of coating thickness gauges in local second-hand markets or online trading platforms. These platforms have a large number of buyers and sellers. You can compare prices and reputations. Choose the right buyer.
2. Industry associations: You can also consult local industry associations or professional recycling companies to find out whether there are services for recycling coating thickness gauges. These institutions have professional evaluation and recycling processes and can provide more reliable services. services.