JINGLING 125mm 5" Diamond Hole Saws Drill Bit Masonry Drilling Tools for Stone Glass Tile

<h2>Product Description </h2> <p>JINGLING 5" inch 125mm Diamond Coated Hole Saw Drill Bits for Stone Granite Marble Ceramic Code DLSKKQ-125mm<br>Product Specification<br>Product name: masonry hole saw, tile hole saw<br>Outer Diameter : 125mm (close to 5" inch)<br>Inner Diameter: 121.2mm<br>Hex Shank Diameter: 10mm (3/8")<br>Total length: 63mm<br>Drill depth: 29mm depth<br>Recommend Speed: 350-700RPM<br>Quantity: Only 1 Piece<br>Use: Masonry Drilling<br>Material: Diamond, steel<br>Features<br>Brand new &amp; High quality<br>Easy to use, good performance and long life<br>Excellent for making clean and accurate hole on stone, granite, marble, tile<br>Works better with a electric drill (Excluding in this item )<br>Diamond drill set with standard 10 mm shank that will fit cordless screwdrivers, drills etc or use in standard drill chuck<br>Drilling speed: Drill a hole in seconds<br>Use with water as a lubricant<br>The diamond hole saw does NOT have center Pilot Drill<br>There is no need for a Pilot Drill Bit, because pilots are not safe for glass<br>Quick Tips<br>1. Please add water for coolant and drill slowly <br>2. Start drill at 45 degree to surface and align to 90 degree as hole forms<br>3. Never use drills while machine is in hammer action<br>4. Holes require no futher work as cutting is clean<br>We can list any size( hole diameter from 6mm - 160mm) &amp; amount of this product<br>How to use a hand drill to drill holes in the stone/tile/glass?<br>Step 1. The bit on the stone/tile/glass 45 degree, open a half-moon notch on it<br>Step 2. Slowly up the bit to 60 degrees, and then gently drill<br>Step 3. Reached 90 degrees, continue to drill<br>Step 4. Drill through the stone/tile/glass finally, the technique requires a "wobble" of the drill rather that steady pressure straight on<br><br></p> <p><br><br><br></p>

• Product Name: Diamond tip masonry bit, Stone cutting bits, Granite hole bit, Drill bits for rocks
• Outer Diameter: 125mm(5 inch); Inner Diameter: 121.2mm; Drill Depth: 29mm
• Excellent for making clean and accurate hole on stone, granite, marble, tile, glass
• Please add water for coolant and drill slowly; Holes require no ruther work as cutting is clean
• NOT have center pilot drill, 3/8 inch hex shank will fit handheld or upright drillers