DISTAR Diamond Core Drill Bit for Porcelain & Granite (300+ Holes)

DISTAR Diamond Core Drill Bit for Porcelain & Granite (300+ Holes)

DISTAR Diamond Core Drill Bit for Porcelain & Granite (300+ Holes) is designed for hole drilling in porcelain, granite and related tile or stone. Use the confirmed specifications and compatibility notes below to choose the right setup for your project.

The DISTAR Rocket Diamond Drill Bit is a professional diamond core drill for porcelain tile and granite , engineered for long life, clean cuts, and high-efficiency drilling.

Key Features & Benefits

• Sintered diamond segments – bonded for maximum durability and consistent cutting
• Laser-welded construction – reinforced steel body handles hard material stress
• Dry drilling capable – no water setup required; pair with Distar CoolGEL 250 for extended bit life
• Available 3/4"–3" – covers every common hole size from pipe penetrations to large fixture cutouts
• Max 3,000 RPM – pairs perfectly with the Proxxon IBS/A variable speed rotary tool

Available Sizes

• 3/4" (20mm) – small pipe penetrations, cable conduit
• 1 3/8" (35mm) – standard plumbing supply lines, shower valve stems
• 1 3/4" (45mm) – faucet body holes, larger pipe penetrations
• 2" (50mm) – medium fixture bases, drain rough-ins
• 2 1/4" (57mm) – larger drain cutouts, fixture bases
• 2 1/2" (63mm) – shower drain cutouts
• 2 3/4" (68mm) – large fixture bases, floor drain openings

Specifications

Product Video

Complete Your Setup

• Mechanic CoolGEL 250 – Tile Drilling Gel for Porcelain & Ceramic (Dust-Free Cooling) – support cleaner, cooler drilling in tile.
• Mechanic Spray System – Angle Grinder Water Attachment for Wet Tile Cutting (4.5"–5") – add cooling and water delivery for wet-work setups.
• Mechanic AquaDUSTER 162 – Dust & Water Vacuum Attachment for Drilling Up to 6-3/8" Holes – capture dust closer to the drilling point.