Drilling Guide for 4/5/6/8/10/12mm & 14-50mm Hole Saws, with Water Cooling Holes and Vacuum Suction Cup, for Ceramic Tiles, Glass, and Marble

Easy to Use --- The hole saw guide allows for precise and simple drilling. Ideal for DIY enthusiasts and professionals looking for reliable guidance. Wide Compatibility --- Suitable for 4/5/6/8/10/12 mm drill bits and 14-50 mm hole saws, this guide offers maximum flexibility for various projects and materials. Efficient Water Cooling Equipped with special cooling holes, the guide ensures better cooling during drilling and extends the life of your drill bits. Stable Attachment The integrated vacuum suction cups guarantee a strong and secure attachment to smooth surfaces, improving accuracy when drilling ceramic, tile, glass, and marble. Durable Material Made of high-quality ABS plastic, the device offers excellent durability and resists breakage and wear, ensuring long-term use.