Viper Wet Blind Hole Drill Bits

Professional diamond blind hole drill bits designed for drilling small-diameter holes in granite and natural stone using wet operation.

Reliable Wet Drilling for Granite and Natural Stone.

The Viper Wet Blind Hole Drill Bits provide stone fabricators with a dependable solution for drilling holes in granite and natural stone. Designed to perform under the high-heat conditions generated during stone drilling, these bits combine wet operation with recommended operating speeds of 4,000 to 9,000 RPM.

Available in 3/16-inch, 1/4-inch, and 3/8-inch sizes, the Viper Blind Hole Drill Bits allow fabricators to select the appropriate diameter for a variety of stone fabrication and installation applications. Each bit features a 5/8-11 threaded arbor for use with compatible equipment.

Typical Applications

• Drilling blind holes in granite
• Drilling natural stone
• Stone countertop fabrication
• Countertop installation work
• Small-diameter hole drilling
• Professional stone fabrication
• Wet stone drilling applications

Advantages

• Designed for drilling granite and natural stone
• Engineered to perform under high-heat drilling conditions
• Designed specifically for wet operation
• Available in multiple small-hole diameters
• 3/16-inch, 1/4-inch, and 3/8-inch sizes available
• 5/8-11 threaded arbor
• Recommended operating range of 4,000 to 9,000 RPM
• Designed for professional stone fabrication and installation

Specifications

• Brand: Viper
• Product: Wet Blind Hole Drill Bit
• Product Type: Stone Drill Bit
• Available Sizes: 3/16 in, 1/4 in and 3/8 in
• Threaded Arbor: 5/8-11
• Recommended Speed: 4,000–9,000 RPM
• Material Applications: Granite and Natural Stone
• Use: Wet Only

Frequently Asked Questions

What are Viper Wet Blind Hole Drill Bits designed for?

They are designed for drilling holes in granite and natural stone during professional stone fabrication and installation applications.

What sizes are available?

The Viper Wet Blind Hole Drill Bits are available in 3/16-inch, 1/4-inch, and 3/8-inch sizes.

What thread do the drill bits use?

The bits feature a 5/8-11 threaded arbor for use with compatible drilling equipment.

What is the recommended operating speed?

For best performance, the supplied operating range is 4,000 to 9,000 RPM.

Can Viper Blind Hole Drill Bits be used on granite?

Yes. The bits are designed for drilling granite as well as natural stone.

Can these drill bits handle the heat generated when drilling stone?

Yes. The bits are designed to perform under the high-heat conditions generated during drilling when operated properly with water.

Can Viper Wet Blind Hole Drill Bits be used dry?

No. These drill bits are designed for wet use only.

Why is water required when using these drill bits?

These bits are specifically designed for wet operation. Water should be used throughout the drilling process in accordance with the tool and bit operating requirements.