1、HIGH ACCURACY DRILLING: With the tile opening positioner, you can drill the hole accurately and avoid deviation or damage 2、MULTI FUNCTIONAL DESIGN: The hole saw guide is not only suitable for ceramic tiles, but also for materials such as glass to achieve a variety of drilling needs 3、DOUBLE FIXED SUCTION CUPS: Hole saw guide jig feature a universal adjustable punch fixed suction cup design that can be firmly fixed to different surfaces to ensure stable and accurate punch operation 4、CORROSION RESISTANT PLASTIC: Tiles of excellent plastic material, has strong corrosion resistance, durable, waterproof, light weight 5、PRACTICAL AND EFFICIENT: Adjustable hole saw guide jig fixture can greatly improve work efficiency, save you time and energy