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

125 mm Diamond Coated Hole Saw Drill Bits for Stone Granite Marble Ceramic Product Specification Product Name: 125mm diamond masonry bit, 5 inch tile hole saw Outside Diameter: 125mm(close to 5 inch) Hex Shank Diameter: 10 mm (3/8″) Total length: 65mm (2-9/16″) Drill depth: 29-30mm Quantity: Only 1 Piece Use: Masonry Drilling Material: Diamond, metal Type: Core Drill Bit Features Brand new; high quality Easy to use, Good Performance and long life Excellent for making clean and accurate hole on stone, granite, marble, tile Works better with a electric drill (Excluding in this item ) Diamond drill set with standard 3/8″ hex shank that will fit cordless screwdrivers, drills etc or use in standard drill chuck Drilling speed: drill a hole in seconds Use with water as a lubricant The diamond hole saw Does NOT have Center Pilot Drill There is no need for a Pilot Drill Bit, because pilots are not safe for stone/tile/glass Quick Tips 1. Please add water for coolant and drill slowly 2. Start drill at 45 degree to surface and align to 90 degree as hole forms 3. Never use drills while machine is in hammer action 4. Holes require no ruther work as cutting is cleanHow to use a hand drill to drill holes in the glass/tile/stone? Step 1. The bit on the glass/tile/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 glass/tile/stone finally, the technique requires a “wobble” of the drill rather that steady pressure straight on We Can List Any Size( Hole Diameter from 2.5mm – 160mm) & Amount Of This ProductWelcome to Visit Our Store: wwwon/shops/DiamondTools30