If you have any questions about our products, please complete the form below. We will respond to your inquiries as soon as possible. Tips: Fields marked with*are required. Vacuum Brazed Wet and Dry Core Drill Bit 1. Excellent cutting speed with a long cutting life compared to electroplated core bits; 2. Ideal for marble and limestone drilling, can perform on granite, tiles, porcelain, concrete and more; 3. Could be used wet with cooling slots design for easier core removal when stuck. *Subject: *Номи шумо: *Почтаи электронӣ: *Телефон: WhatsApp: Company: Country: *Content: Пешниҳод кунед Δ