Diamond Hole Saw Guide Locator with Adjustable Drill Bit Holder for Precise Centering on Tile Glass Marble

Diamond Hole Cutter Centering Locator Holder Adjustable Drill Bit Hole Locator for Ceramic Glass Marble Hole Saw Core Hand Tool Set Description A precision centering and guiding tool designed for controlled hole cutting in hard surfaces such as ceramic, glass, and marble. The adjustable centering locator holds the drill bit or pilot pin firmly in place, preventing walking and reducing chipping while using hole saws and core bits. Built for repeatable, straight cuts and easier alignment on smooth or glazed surfaces. Key benefits Precise alignment: Holds the drill bit centered in the hole saw for straight, accurate holes and minimal wobble. Reduced material damage: Stable guidance limits slippage and cracking on fragile surfaces like tile and glass. Faster setup: Quick adjustment and secure clamping save time when changing hole saw sizes or bits. Versatile compatibility: Designed to work with common hole saws and core bit assemblies used for ceramic, glass, and marble. Durable construction: Diamond cutting tip combined with a robust holder delivers reliable performance when starting holes on hard materials. Main features Function: Serves as a centering locator and adjustable holder for pilot drill bits and hole saw cores to ensure concentric drilling. Compatibility: Fits standard hole saws and core bits for tile, glass, and stone applications and works with common drill chucks. Adjustment: Simple threaded or clamping adjustment to accommodate a range of bit diameters and to set the desired pilot depth. Materials: Diamond cutting edge or diamondcoated tip for effective scoring and a strong metal holder for stable support. Performance: Improves hole accuracy, reduces chipout, and stabilizes drilling operations on slippery surfaces. How to use Attach the locator to the hole saw or core bit assembly and secure the pilot drill bit. Position the locator tip at the intended hole center, apply steady pressure, and start drilling at low speed to establish the pilot. Increase speed as appropriate and complete the hole with steady pressure and proper cooling or dust control for the material. Typical applications Installing faucets, pipes, or electrical boxes through ceramic tile or marble countertops. Cutting precise openings for vents, light fixtures, or hardware in glass or glazed tiles. Creating clean access holes for plumbing and shower fittings when working with stone and tile. Who will benefit Professional installers and contractors working with tile, stone, and glass. DIY enthusiasts tackling bathroom and kitchen upgrades or repairs. Anyone needing repeatable and accurate hole placement in fragile hardsurface materials. This centering locator and adjustable drill bit holder is a practical, easytouse addition to hole saw and core bit tool sets, helping deliver cleaner holes and safer drilling on ceramic, glass, and marble.