If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Diamond grinding wheel for granite marble polishing Diameter (mm) 두께 (mm) Inner Hole (mm) 150 20/30/40 30 200 20/30/40 30 250 20/30/40 50 300 20/30/40 50 350 20/30/40 50 *Subject: *사용자 이름: *E-mail (이메일): *전화: 왓츠앱: 회사: Country: *Content: 전송 Δ