Granite Countertop and Floor Care Supplies | Kitchen Sinks | Power Tools & Machines | Natural S, The largest wholesale distributor of diamond tooling for use in the concrete, granite countertop industry, and kitchen/bath sinks in the state of Florida. We proudly serves its customers throughout North, Central and South America. With over 10 years of experience, NSS has combined the best products from top manufacturers with fast shipping and great customer service. NSS is committed to sourcing, developing and distributing the most innovative, cost-effective products from the world’s lea.