Alpha Wet Core Drill Bits

Fast, clean drilling for faucet holes, sink cutouts, and stone fabrication applications.

Looking for a Professional Wet Core Bit for Granite and Engineered Stone?

Alpha Wet Core Drill Bits are engineered for fast, precise drilling in granite, engineered stone, natural stone, concrete, and ceramic tile. Designed for professional countertop fabricators, installers, and contractors, these premium diamond core bits deliver clean, accurate holes with exceptional cutting speed and long tool life.

Ideal for drilling faucet-mounting holes in countertops and vanities, Alpha Wet Core Bits also excel at creating clean, rounded inside corners for square and rectangular sink cutouts. Their versatile design makes them equally valuable for plumbing, electrical, and construction applications where holes must be drilled through installed stone, concrete, or tile.

Compatible with drill presses equipped with a water swivel as well as popular water-fed polishers, Alpha Wet Core Bits provide the flexibility professionals need both in the fabrication shop and on the jobsite.

What Fabricators and Contractors Use Alpha Wet Core Bits For:

• Drilling faucet holes in countertops
• Vanity sink installations
• Creating rounded sink cutout corners
• Granite countertop fabrication
• Engineered stone fabrication
• Plumbing penetrations
• Electrical conduit openings
• Water and gas line installations

Advantages:

• Designed for drilling faucet-mounting holes in countertops and vanities
• Fast cutting on granite and engineered stone
• High-quality, aggressive diamond core bit
• Produces clean, rounded corners for sink cutouts
• Versatile for stone fabrication and construction applications
• Compatible with most popular water-fed polishers
• Excellent for natural stone, concrete, and ceramic tile
• Professional-grade diamond construction
• Wet use only for maximum performance and tool life

Applications:

• Granite countertops
• Quartz and engineered stone
• Natural stone
• Concrete
• Ceramic tile
• Bathroom vanities
• Kitchen countertops
• Commercial and residential construction

Compatible Equipment:

• Drill presses equipped with a water swivel attachment
• Alpha AIR-680 Wet Polisher
• Alpha AWP-158 Wet Polisher
• Alpha VSP-320 Wet Polisher
• Other compatible water-fed polishing and drilling tools

Because these core bits require continuous water flow, they should always be used with a central water-feed system or water swivel attachment to maximize cutting performance and extend tool life.

Whether you're fabricating countertops in the shop or drilling faucet holes during installation, Alpha Wet Core Drill Bits provide the speed, accuracy, and durability professionals rely on every day.

BB Industries carries Alpha core bits, bridge saw blades, CNC tooling, polishing pads, polishing equipment, and fabrication supplies trusted by stone professionals throughout North America.

BB Industries has you covered!

Frequently Asked Questions

What are Alpha Wet Core Drill Bits used for?
These diamond core bits are designed for drilling faucet holes, creating rounded sink cutout corners, and drilling openings for plumbing, gas, and electrical installations in granite, engineered stone, concrete, and ceramic tile.

What materials can these core bits drill?
Alpha Wet Core Drill Bits are ideal for granite, engineered stone, natural stone, concrete, and ceramic tile.

Can these core bits be used freehand?
Yes. They can be used freehand with compatible water-fed polishers, including the Alpha AIR-680, AWP-158, and VSP-320, or with a drill press equipped with a water swivel attachment.

Do these core bits require water?
Yes. Alpha Wet Core Drill Bits are designed for wet use only. Continuous water flow is essential for cooling the bit, extending tool life, reducing dust, and producing clean, accurate holes.

Can these core bits be used to make sink cutouts?
Yes. In addition to drilling faucet holes, they are commonly used to create clean, rounded inside corners for square and rectangular sink cutouts before the remaining material is removed.

Why choose a wet core bit over a dry core bit?
Wet core bits generally provide faster cutting, cleaner holes, reduced heat buildup, and significantly longer tool life when drilling hard materials such as granite and engineered stone.