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Drilax

1-1/2 Inch Diamond Drill Bit with Pilot - Porcelain & Tile Hole Saw

1-1/2 Inch Diamond Drill Bit with Pilot - Porcelain & Tile Hole Saw

Engineered for fast, clean, and dustless drilling through tile, porcelain, granite, and quartz. Perfect for shower valves, faucet bodies, and medium‑size plumbing openings.

Regular price $12.99 USD
Regular price $22.94 USD Sale price $12.99 USD
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Produces smooth, chip‑free 1‑1/2 inch holes in tile, porcelain, granite, and quartz

Removable pilot bit ensures perfect positioning and effortless starts

Solid steel body spins true for cooler operation and longer tool life

Standard 3/8 inch shank fits any household drill — no special tools required

Compatible Materials

Materials:

  • Ceramic tile
  • Porcelain tile
  • Granite
  • Quartz
  • Marble
  • Glass tile (with water cooling)

Compatible Tools:

  • Ryobi cordless drills
  • DeWalt 20V drills
  • Milwaukee M18 drills
  • Makita LXT drills
  • Bosch corded/cordless drills
  • Any drill with a 3/8 inch chuck

Applications (Sized Correctly for 1‑1/2 Inch Holes):

  • Shower valve openings
  • Faucet body penetrations (select models requiring 1‑1/2 inch clearance)
  • Tile openings for 1‑1/2 inch pipe sleeves
  • Escutcheon and trim plate cutouts
  • Custom tile installations requiring a medium‑diameter hole

How To Use

  1. Mark & Secure: Mark your center point on the tile. Use the included pilot drill bit to create a shallow 1/8-inch guide ring.
  2. Remove the Pilot: For best results and to prevent binding, remove the pilot bit after creating the guide ring. The diamond hole saw will use this ring to stay on track.
  3. Drill at Low Speed: Using a standard drill with a 3/8 inch chuck, apply steady, light pressure. Use a low RPM setting (300-500 RPM) and keep the area lubricated with water for cooling and dust control.
  4. Complete the Cut: Continue drilling until you cut through the material. The diamond grit does the work—let the tool's weight provide the pressure for a clean, precise finish.

Use Cases

Bathroom remodels needing a clean 1‑1/2 inch opening for shower valves or faucet bodies
Kitchen backsplash installations requiring medium plumbing penetrations
Granite and quartz countertop projects needing precise circular cutouts
Contractor tile work demanding fast, dustless performance
DIY upgrades where a 1‑1/2 inch hole is required

Technical Specifications

Product: Drilax 1‑1/2 Inch Diamond Drill Bit / Tile Hole Saw
Diameter: 1‑1/2 inch
Shank: Standard 3/8 inch
Body Material: Solid steel
Cutting Surface: Triple‑layer industrial diamond coating
Body Height: Extended for deeper cuts
Color: Chrome
Pilot Bit: Removable locator pilot
UPC: 850004328767
EAN: 0850004328767
Condition: New

F.A.Q.

Q: What materials can this diamond hole saw cut?
A: This bit is engineered for hard, brittle materials including ceramic tile, porcelain tile, marble, quartz, granite, and slate. It is not designed for wood, metal, or plastic.

Q: Is it compatible with my drill?
A: Yes. It features a standard 3/8-inch round shank, making it compatible with most standard corded drills, cordless drills, and drill presses. No special adapter is needed.

Q: Why should I remove the pilot drill bit?
A: The pilot bit's sole purpose is to create a small starter guide ring. Removing it prevents the bit from binding in the material, reduces friction and heat, and allows the diamond core to cut more efficiently for a smoother, faster result.

Shipping & Returns

All DRILAX orders are fulfilled directly from our New Jersey headquarters or a regional warehouse strategically located near you. We offer Free Shipping on all orders with no minimum purchase required. Most customers receive their precision tools within 2-3 business days, ensuring your project stays on schedule.

We have a 30-day return policy.

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