Improve Work Efficiency: This is a hole opener that can improve work efficiency, and has high stability and durability
Large Displacement Cutting Design: Hole opener has a pointed head, fast drilling speed, and a large displacement cutting design
Diamond Material: A hole opener is made of high quality material, with fast drilling speed, saving time and effort
Wide Applications: This is hole opener suitable for drilling granite, ceramic tiles, concrete, marble and other materials
Long Service Life: This is hole opener, with long service life, which is cutting smoothly, and without chipping