General Description This diamond drill bit offers outstanding performance and a long service life. Made of high-quality steel with a diamond powder coating, it is corrosion-resistant and allows for precise and smooth cuts without the need for a hem for optimal results. Technical Specifications 11 diamond drill bit sizes: 5 mm, 6 mm, 8 mm, 10 mm, 12 mm, 20 mm, 25 mm, 30 mm, 35 mm, 40 mm, 50 mm Material: High-quality steel, diamond powder coating Minimum drill bit size: 1/8 inch Maximum hole saw size: 3-1/4 inch Weight: 600 g Color: Orange Package includes: 11-piece set Compatibility and Accessories The drill guide system is equipped with a suction cup base that allows for stable attachment to various surfaces. The removable ball bearings offer two models (fixed, 3, or 4), adapted to your drilling needs. Installation To install the hole saw, attach the drill guide to the desired surface using the suction cup. Ensure the bearings are properly inserted and the hole saw is properly