New York Jewelers Supplies Wholesale 10 W 47th St LANDA International, mold and die polishing supplies, abrasive stones, jewelry making tools and equipment, lost wax casting, metal working New York NY Jewelers Supplies Wholesale Landa Intl www.landainternational.com LANDA LANDA International jewelry jewelry tools jewelry equipment lost wax casting mold and die polishing abrasive stones precious metal working LANDA LANDA International jewelry jewelry tools jewelry equipment lost wax casting mold and die polishing abrasive stones precious metal working Business Reviews Landa Intl Testimonials