5-Piece Diamond Drill Bit Set 3/8 to 1 Inch – Tile, Glass, Granite & Planters

• 5-Piece Set: 3/8, 1/2, 5/8, 3/4 and 1 inch diamond drill bits.
• Triple-Coated Diamond Edge: Durable, fast-cutting coating.
• Hollow Core: Easy plug removal.
• Solid Alloy Steel: Stable, controlled handheld drilling.

• Materials: Porcelain, ceramic tile, glass, granite, quartz, marble and natural stone, plus clay and terracotta.
• Tool Compatibility: Standard corded and cordless drills with a 3/8 inch or larger chuck.
• Not For: Concrete, masonry block, wood or metal. Do not use hammer mode.

• Mark & Wet: Mark the hole and spray or drip water on the work area.
• Start at an Angle: There is no pilot bit. Hold the drill at a slight angle to cut a small C-shaped groove, or start through a drill guide or scrap-wood template.
• Bring to Vertical: Slowly bring the drill upright and keep adding water to the cut.
• Light Pressure: Let the diamonds do the work. Dip the bit in water every 20 to 30 seconds and don't use hammer mode.

• Bottle Lamps: Wire holes in glass bottles.
• Planters: Drainage holes in clay, terracotta and ceramic pots.
• Bathrooms: Fixture and anchor holes in tile.
• Kitchens: Faucet accessory and soap dispenser holes.

• Sizes: 3/8, 1/2, 5/8, 3/4 and 1 inch
• Pieces: 5 drill bits
• Depth of Cut: 1-1/8 inches
• Body: Solid alloy steel
• Cutting Edge: Triple-layer electroplated diamond
• Use Type: Wet drilling

Q: What sizes are included?
A: 3/8, 1/2, 5/8, 3/4 and 1 inch.
Q: How deep can it cut?
A: 1-1/8 inches.
Q: Do I need water?
A: Yes. These are wet-use diamond bits. Keep the cut wet the whole time to cool the bit, control dust and get a clean, chip-free hole.
Q: Can I drill a glass bottle?
A: Yes. Use plenty of water, low speed and light pressure, and start at a slight angle.