Features: The Tile Glass Openings Locator is designed with a adjustable drill guide that fits hole sizes from 0.55 to 1.97 inches, ensuring accuracy and versatility for various drilling tasks on smooth surfaces like glass and tiles. Featuring a secure suction base, this tool provide stability and prevents slipping during use, while its efficient water drainage system minimizes mess and enhances performances. Ideal for home improvement enthusiasts, professional tile workers, and DIYers, this locator offers reliable support for precise drilling projects. Perfect for kitchen and bathroom renovations, the Tile Glass Hole Chainsaw Core Bit Guide is essential for any project requiring accurate hole placement in materials such as granites and ceramics. Crafted from durable alloy and PP materials, this long lasting tool ensures reliability and ease of use, making it a valuable addition to your toolkit for all your drilling needs. Specifications: Component:Alloy Size:Approx.3.4.6.8.10.12mm/1.18.1.57.2.36.3.15.3.93.4.72inches Package Includes: 1Pc Tile Glass Openings Locator note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!