Internet #203621538

Model #HCBG03B25T

3/16 in. x 3 in. x 4 in. Blue Granite Turbo Carbide Hammer Drill Bits for Concrete, Stone and Masonry Drilling (25-Pack)

  • Ideal for fast, precise drilling masonry and concrete
  • Has hex shank to use with impact drivers, drills, hammer drills
  • Centric active tip and the flute design ensure precise drilling
  • See More Details

Frequently Bought Together


Product Overview

Bosch BlueGranite Turbo bit on piece of material.

BlueGranite Turbo Bits

These bits feature an upgraded build, which helps to deliver 5x life and 2x speed over standard masonry bits.

Bosch BlueGranite Turbo bit drilling into concrete.

Precise Drilling

The bit tip and milled flute design combine to help provide precise holes.

Bosch tool drilling into wall for electric project.

Designed For Professional Users

Now made for use in impact drivers, these bits supply fast drilling in concrete, stone and masonry.

Bosch BlueGranite Turbo bit drilling into electric box

Bosch-Made Carbide

Bosch is the only bit manufacturer to source and make its own carbide.

Close-up of BlueGranite Turbo bit tip

Cleaner Holes in Masonry

The carbide head and precise engineering help deliver cleaner holes.

BlueGranite Turbo bit drilling into block

Optimized Dust Removal

These bits are designed for concrete, stone, masonry, brick and cinder block.

Close up on BlueGranite Turbo bit flute

Bit Grip in Impactors

These bits are ready to make an impact with 5X life over standard masonry bits.

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Milled U-Flute

The flutes are designed for faster drilling.

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Dust Removal

The deep-milled flutes remove a large amount of material from the hole.

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Robust Bit Head

The carbide head provides longer life in impact-drilling applications.

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Centering Tip

The multi-grind centering tip provides for precise starts.

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Upgraded Build

These bits are impact rated for use with impact drivers and hammer drills.

Hex shank icon

Hex Shank

The hex shank improves bit grip and allows use with a variety of drill types.

Bosch Blue Granite Turbo bits begin with the aggressive holds achieved on the PowerGrip shank. Flat tabs that extend from the shank are designed to catch between the jaws of power tool chuck systems. That means the bit is easy to chuck in the tool and the bit won’t slip. The tip of the Blue Granite Turbo bit is Bosch carbide, diamond ground for precise starts to avoid scratching and skating in tile and hard stone.
  • Various useable lengths up to 10 in.
  • Milled u-flutes with deep-cut spiral for fast dust removal
  • PowerGrip shank for aggressive gripping power
  • Diamond ground carbide tip for precise starts in tile and hard stone
  • Robust head provides long life in impact applications



Assembled Depth (in.)
5.250 in
Assembled Height (in.)
2.000 in
Assembled Width (in.)
2.000 in
Bit Diameter
3/16 in
Bit Length (in.)
Shank Diameter
3/8 in


Bit Material
Drill Bit Type
Hammer Drill Bit
Drill Bit Type(s) Included
Hammer Drill Bit
Material Application
Ceramic Tile,Concrete
Shank Style
Shank Style
Tools Product Type
Power Tool

Questions & Answers


Why is this SKU out of stock online? When will it be back available? I buy multiple boxes per wk. Now have to source from Amazon. Would prefer HD.

Asked by TJdoors January 22, 2014

Thank you for your recent inquiry with The Home Depot. This item is scheduled to return to stock around mid to late February with limited inventory. Please continue to check our website for updates. For any other questions, please call us at Customer Service 800-430-3376.

3/16" x 3"X 4" ? What is this?

Asked by Charlie June 16, 2013

Thank you for your question. Part number HCBG03B25T includes 25 of the 3/16" hammer drill bits. If you just need one bit the part number is HCBG03B.

Customer Reviews

  • 5
    out of 2 reviews
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Always a great buy! And the 25pack is much more...
Always a great buy! And the 25pack is much more cost efficient as I'm a shower enclosure installer and go through lots of bits.
by James
5 Star Review
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by HomeDepotCustomer
Showing 1-2 of 2 reviews