BEAMNOVA Diamond Ceramic Drilling 6Mm 50Mm Review

COMPLETE HOLE SAW SET - Includes 15 Sizes Diamond Hole Saw Bits: 6/8/10/12/14/16/18/20/22/25/26/28/30/40/50mm (1/4 to 2 inch) & a universal hole saw jig (positioning tool). Note: Drill machine is not included. EFFICIENT & QUICK DRILLING - The diamond hole saws feature sharp edges, which are coated with high quality diamond. Able to creates in seconds a sharp, high precision and smooth-side hole with no broken edges. THE CHIP REMOVAL HOLE DESIGN facilitates chip removal, water addition and bit replacement. Improves work efficiency and extends service life. USER-FRIENDLY HOLE POSITIONING TOOL - The roller bearing can clamp the drill bit and enables to drill accurately, creating a smooth hole without burrs. Easy to operate, safe and convenient to use. UNIVERSAL ADJUSTABLE JIG - The base is equipped with a powerful suction cup, which can be firmly attached to the surface of the object without sliding. The clamping range is 4-83mm (1/8~3-1/4 inch), which is commonly used for most hole drilling tools. WIDELY APPLICABLE - 15 sizes meet most hole drilling needs for your work or daily life. applicable for most brittle and hard material such as glass, porcelain tile, ceramic, marble, granite and so on. Not suitable for tempered glass or concrete.