Key Features

• Our porcelain drill bit includes 7 sizes:1/4", 1/4", 5/16", 5/16", 3/8", 1/2", 3/5". It features a 5-inch saw blade.
• The drill set also comes with a storage case for your convenient carrying.
• This hole saw drill bit set adopts 5/8"-11 universal thread, suits for angle grinder.
• The design of U-shaped chip grooves provides longer working life, fast and smooth drilling.
• The diamond hole saw drill bit set can be used both dry and wet, to meet your various needs, recommended adding some water to prolong the service life.
• The diamond drill bit set ensures a clean and accurate hole on porcelain tile, granite, marble, and stone.
• It also applies to masonry, brick, and all similar materials.