SHDIATOOL Diamond Drilling Core Bits 5pcs 6-6/8mm Granite Ceramic Masonry Marble Vacuum Brazed Hole Saw Hexagonal Shank

Item: SHDIATOOL Vacuum Brazed Diamond Dry Double Ended Hexagon Shank Drill core bits  Quantity: 5pcs(Buy 5pcs, get 1pc free, actually get 6pcs core bits) Specification: 6mm-6mm;  6mm-8mm; diamond height: 10mm; Total length: 80mm,                       Hexagon Shank connection; Grit: #45/50 ; Application:    1. For drilling tile,ceramic, granite , marble...  Feature:     1. Hexagonal handle design, more stable clamping and stable drilling;    2. Double drill, easy to use;    3. Fine carborundum, less drilling debris, and good drilling finishing effect;    4. Advanced vacuum brazing technology, long service life;    5. The drill bit contains cooling wax and dry drill to improve service life and reduce pollution;    6. Drilling is stable and fast, with high cost performance. Note: These products are marked with our brand. If you do not want our brand name, please leave us message, we could send you products without brand.  Customize service: If you order 20pcs we could mark your brand name on our products