------------------------Description of Products ------------------------------ PRODUCT NAME: Dry Vacuum Brazed Drill Core Bits with M14 Thread QUANTITY: 1pc only (please chooose right quantity). SPECIFICATION: Total length 62mm, M14 Thread (Very important for fixing to your machine). Diameter 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 20mm, 25mm,28mm,30mm,32mm,35mm,38mm,40mm,50mm. Diameter 6mm-16mm, diamond height 10mm, with Wax inside for cooling the bits. Diameter 20mm-50mm, diamond height 15mm. ------------------------------------------------------------------------------ APPLICATION: Wide application for drilling tile ceramic granite marble stone.... FEATURE: *Dry drilling without water feeding, 6mm-16mm bits with Wax inside helps cooling the bits. *Vacuum brazed technology, provide longer working life. *Less Chipping, minimizing breakage, better finish quality. ------------------------------------------------END--------------------------------------------------------- Please visit our store for other available size:45mm,60mm,65mm,68mm,100mm. Note: 1.Please allow 1-3mm error due to manual measurement. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! ---------------------Profile------------------------- DT-DIATOOL provide professional Diamond tools. Please visit our store for more products. Diamond saw blade/ Grinding wheel/ polishing pads/ Drilling Bits/ Router Bits / engraving bits..... -------------------Shipping------------------------- We will send the products through registered post mail, sometimes it will be delay, please try to contact us. We will reply you with a good solution. Thanks. If you order large quantity, we could send them by courier express. ----------------Operation Instruction-------------- Make sure your machine in good condition, and with necessary safety guard. Check our products and read the instruction before using them. Make sure these products for the right application and operate rightly. Please wear necessary safety gear, like gloves, goggles, dust mask. ---------------------Feedback------------------------- Your satisfaction and positive feedback is very important to us.Please leave positive feedback and 5 stars if you are satisfied with our items and service. If you have any problems with our items or services,please feel free to contact us first before you leave negative feedback or oped an case.We will do our best to solve any problems and provide you with the best customer services. Your encouragement and support is our continuously forward momentum. Thank you very much! Best Wishes!