1 Set Diamond Drill Bit Hollow Core Drill Bit Remover Tool Tile Opener

Description These diamond drill bits are made of industrial grade high-speed steel to resist corrosion. Fine workmanship and super wear-resistant. Treated with smooth and accurate surface treatment to achieve excellent cutting strength. Features - Material: High-speed steel. - This diamond drill bit kit removes a complete circle from glass marble tiles granite ceramic or others. - They are perfect for drill glass tile bottles blocks jars fiberglass porcelain tile ceramic slate marble granite light stone. - These diamond drill bits are made of quality steel that is durable and has a long service life. - Which are and good performance that excellent for making clean and accurate holes. - No need to worry about scratching your tile when drilling the hole.