Key features

• •Tough Dry Diamond Hole Cutter – drilling perfect 1-3/4" Diameter holes in soft wall tiles and very hard floor tiles such as Porcelain, Ceramic Marble, Granite tiles, Natural stone
• •High Quality Diamond Core Bit – Vacuum brazed diamond (height 15mm) for fast and smooth cutting and longer lifetime; Slot in the side for easy removal of debris; Max working depth 2 inch
• •Fit most tools – Hole Saw Bit is built with a female 5/8-11 thread to attach directly to an angle grinder; thread to 3/8 Hex shank adaptor is included for use with high-speed electric drills (hammer action must be turned OFF)
• •Easy to Use – you can let the diamond hole cutter do the cutting job, no extra pressure is required; just move the tool in a swiveling motion to remove the debris and prevent diamond wear out
• •User Tips – Start the tool at a high speed between 10,000 and 14,000 rpm, let the bit touch the tile in a 45-degree angle to get position slot, then bring the tool up right slowly and move in circle motion; If it's getting too hot, dip in water or stop to cool