【More stable】- Unlike traditional suction cup drill guides, our tile hole finder has a double suction cup which has good strength and prevents side bending or falling to hold the template firmly. The adjustable tile drill guide has a strong clamping force so that the drill does not move and its operation remains smooth. 【Multifunctional hole finder】The opening length of the adjustable plates is 4 to 83 mm. Large enough to fit all sizes hole saws, meet your different drilling needs and change adapter quickly. 【High Quality】 - The glass drill guide is made of engineering plastic, durable, safe and safe to break, reusable, high hardness and long service life, saving you more money. 【Easy to Use】 - The tile drill locator can be firmly fixed to the landmarks on the smooth surface. The wheel axle is designed to accompany the rotation of the drill without jamming, drilling more precisely, convenient for daily drilling work and greatly improves work efficiency. (Note: Only applicable to