Usage Tips:[Unmatched durability and precision cutting] Our 18 pcs tile hole saw kit, built for excellence. Each drill bit is designed with a high-grade diamond coating to a precise, clean cut even on the hardest tiles. [Versatile and safe drilling] hole saw for ceramic tile can effortlessly handle a wide range of materials, whether ceramics, porcelain, glass or stone. The kit uses advanced suction technology for a firm grip that ensures it is accurate every time. [Fully functional] It contains 16 pieces of professional diamond hole saws of different specifications (6-50mm) to hole saw for tile diamond needs, and is equipped with double suction cup tile hole positioner, punch positioning ruler and detailed product manual, which is a one-stop solution to all the drilling problems of ceramic tiles, ceramics, glass (non-tempered), marble and other smooth materials. [Effortless Operation in 4 Simple Steps] Master drilling holes like with our straightforward process: (1) Prep the , marking the drill point; (2) Select the appropriate size bit from the 18 PCS hole saw set; (3) Utilize the strong suction base for steadfast placement; (4) Begin drilling, aided by optional water lubrication for cooler, smoother operation. A detailed user manual accompanies the kit for further guidance. [Professional Choice for Perfect Tile Holes] Whether you're a DIY enthusiast or a seasoned tradesperson, our 18 PCS diamond drill hole opener bit set is the ultimate solution for ceramic tile and more. Colour:Photo Color Material:Metal Package Contents: 1 x Diamond Hole Saw Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.