Product Review
JINGLING 14mm 9/16 inch Diamond Hole Saw Drill Core Bit for Marble Stone Granite Tile Description: New Professional diamond marble hole saw core drill, made of high quality diamond with precision drilling speed and long life use Product Name: 14 mm sintered diamond core drill bits, 9/16" inch diamond sintered bits Hole Diameter: 14mm (9/16" inch) Shank Diameter: 8mm (5/16") Total Length: 80mm Drill depth: 50mm (2 inch) Recommend Speed: 2080-3140 rpm Quantity: 1 Piece Material: metal, diamond Color: Gold Tone Application: Mainly used for drilling porcelain tile, ceramic tile, marble, granite, rebar concrete and other hard material. Ideal for drilling the faucet mounting holes in stone countertops, plumbing lines in showers, and vanities Method of Use: Use Wet or Dry To prolong its using life, must use with water for cooling and lubrication Gold paints on the body of this bit to avoid getting rusty Feature drilling stably, fast speed, not breaking the border The hole saw can be used with bench drill, hand electric drill When you using hand electric drill, start slowly, 45 degree angle, go vertical after you make an initial mark How to use a hand drill to drill holes in the stone? Step 1. The bit on the stone 45 degree, open a half-moon notch on it Step 2. Slowly up the bit to 60 degrees, and then gently drill Step 3. Reached 90 degrees, continue to drill Step 4. Drill through the stone finally Welcome to Visit Our Store: www.amazon.com/shops/DiamondTools30
