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 Coring Drill Tool Size and Set Common specifications of diamond coring drill bits (inch): 2 4 5 6 7 8 10 12 inches, etc. Common specifications of diamond coring drill bits (Mm): 110Mm, 110Mm, 117Mm, 120Mm, 125Mm, 127Mm, 130Mm, 150Mm, 160Mm, 180Mm, 200Mm, etc. *Subject: *Your Name: *Poczta elektroniczna: *Telefon: WhatsApp (Sieć WhatsApp): Company: Country: *Content: Prześlij Δ