Adjustable Drill Guide Versatile Fit: Compatible with drill bit sizes from 6 mm to 83 mm (0.24 inch to 3.27 inch), making it suitable for a wide range of drilling tasks including tile, stone, concrete, and other surfaces. Precise Performance: The adjustable guide helps achieve accurate hole placement and consistent results, reducing the risk of errors during drilling. Secure Suction Base Strong Hold: Equipped with a 4.53 inch diameter suction base that locks firmly onto smooth walls or floors, keeping the guide stable in position. Enhanced Control: Prevents movement or slipping while drilling, improving safety and precision. Efficient Water Management Builtin Water Inlet Slot: Allows continuous water flow to the drilling surface, cooling the drill bit and controlling dust. Cleaner Results: Minimizes mess during use, making cleanup faster and easier. Durable Construction Quality Materials: Made from stainless steel and rubber for longlasting performance, even under demanding conditions. Reliable Design: Withstands repeated use in professional and DIY settings without warping or losing functionality. Practical Applications Ideal for installing bathroom fixtures such as towel racks or shower fittings on tile walls. for creating precise holes for kitchen countertop work or stone backsplash installations. Suitable for professional construction projects where accuracy and stability are critical on surfaces like concrete or marble. This adjustable drill guide combines versatility, stability, and durability to help achieve professionalquality drilling results in a wide range of applications.