12pcs Diamond Core Drill Bit, Vacuum Brazed Diamond Hole Saw Kit (6-35mm) for Porcelain Tile Ceramic Marble Granite

Product Name: Diamond Core Drill Bit Product Sizes: From 6 to 35mm(0.23 to 1.38inch) Drilling method: Step1:Firstly, lean gently at an oblique angle, and the smaller the force, the less likely it is to slip. At high speeds, remove the crescent-shaped slot. Step2:Slowly erect the drill bit and shake it while drilling, which can quickly remove debris and improve drilling speed. Application: Diamond core drill bits are suitable for easy dry drilling on hard porcelain tiles, ceramics, bathroom tiles, granite and marble, masonry, concrete, glass and hard plastics.

• 【Wet and dry use】Diamond Core Drill Bit Vacuum brazing technology with internal wax filling can withstand the tremendous heat generated when the hole saw rotates at high speeds even without using water as a lubricant. Of course, you can also use water as an additional coolant to extend the life of the hole saw
• 【Thickening type with large particles】Thickening type with large particles of emery, brazing process firmly embedded emery wear-resistant and durable.
• 【Special opening in the head】High effective chip removal efficiency, low cutting resistance, better use.
• 【Wide Application】Diamond core drill bits are suitable for easy dry drilling on hard porcelain tiles, ceramics, bathroom tiles, granite and marble, masonry, concrete, glass and hard plastics.
• 【Convenient Storage】Our diamond brazed coring drill bit comes with a portable carrying case, the interior is designed with EVA custom molds, which keeps the drill bit securely in the box