Features Stable Positioning System: Innovative design features a large suction cup that securely attaches to smooth ceramic tiles, ensuring precise placement for flawless drilling Durable Closed Bearings: Equipped with professional-grade closed bearings, this guide fixture ensures long-lasting performance and reliability for all your drilling projects Enhanced Suction Power: The large suction cup provides exceptional holding strength, allowing for safer operation during drilling on glass and ceramic surfaces High-Quality Material: Constructed from durable PCB material, this locator offers superior hardness and an extended lifespan, making it a valuable addition to your tool collection Versatile Compatibility: Accommodates drill bits ranging from 4mm to 8mm (0.16in to 0.31in), offering flexibility for various applications and enhancing your drilling capabilities Features: 1、Stable Position: New ceramic tile positioning hole punch, exquisite design, can be positioned on smooth ceramic tiles with suction cups. 2、 Bearings: Profional hole saw guide fixtures, closed bearings, , can be used for a long time. 3、Large Suction Cup: The glass drilling positioner has a large suction cup, which has greater suction force and firmer, ensuring safer . 4、 Material: This ceramic tile hole centering locator is made of PCB material, with high hardn and long service life. 5、Multi Purpose: Support 4？8m/0.16？3.27in drill bit clamping range, provide positioning, more versatile, superb craftsmanship, easy to use. Specification: Item Type: Tile Hole Drill Locator Material: PCB Drill Bit Clamping Range: Approx. 4-8m / 0.16-3.27in Package List: 1 x Tile Hole Drill Locator Package List 1 x Tile Hole Drill Locator