10 Pieces Hole Saw Diamond Drill Bit, Hole Saw Drill Bit for Marble Tile, Durable Silver Iron Diameter 8 mm - 50 mm Diamond Coated Core for Glass, Ceramic, Porcelain, Tile, Marble (10 Sizes)

• ★Package Includes: There are 10 pieces of marble hole openers of different sizes in the package, which are 8 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 25 mm, and 50 mm, which are enough to satisfy your needs.
• ★High Quality Material: These marble hole openers are made of high-quality iron material, durable and precise. These diamond core drills have good wear resistance and extremely high hardness, which can extend their service life.
• ★Ergonomic Design: The large clearance holes along the drill bit help the entry of cooling water and the escape of chips and other particles from the borehole, ensuring smooth punching and making the drilling process easier. Small holes-when debris gets stuck in the hole saw. We can use our screwdriver to pull it out. To provide you with the perfect experience.
• ★Easy to Use: Simple operation, start your hole diagonally, draw a round track and then keep the drill straight. In the process of opening the holes to continue adding water for cooling.
• ★Wide Range of Uses: Easy assembly and high drilling speed, perfect for drilling precise and smooth holes in glass, ceramic, marble, tile, block glass, fiberglass porcelain tiles, ceramics, slate marble, light granite stone, etc.

Product Description: -This glass hole opener drill is made of sturdy material, which is more durable and sturdy. -Can be used with a standard electric drill. -Its a must for hobby screwdriver area, are suitable for DIY, profession, any hobby craftsman, hobby workshop, home use etc. -Suitable for use in drill hole on glass, marble, tile ,blocks jars, fiberglass porcelain tile ceramic, slate mable, granite light Stone etc. Specification: Material: Iron Color: Silver Size: As The Picture Shows Quantity: 10 Pieces Package Includes: 10 x Marble Hole Opener Notes: 1.Due to the light and screen setting difference, the item's color may be slightly different from the pictures. 2.Please allow slight dimension difference due to different manual measurement.