Vacuum Brazed Diamond Drill Marble Hole Saw Drills Core Bits for Ceramic Tiles Concrete 35mm

1、Diamond Material: Made of high quality diamond material with fast drilling speed and saving time and effort 2、Improve Work Efficiency: This hole opener that can improve work efficiency and has high stability and durability 3、Fast Drilling Speed: Hole opener has pointed head fast drilling speed and a large displacement cutting design 4、Wide Range of Applications: Widely suitable for drilling granite ceramic tiles concrete marble and other materials 5、Cutting Smoothly: This is hole opener with long service life which is cutting smoothly and without chipping