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3.25in Concrete Core Drill Bit (Open-Head)

Price $231.98
Nominal Bit Size, OD:
3-1/4in (82.6mm)
Mounting Connection:
Open-Head
upsell:
/3-25in-expander-set-for-open-head-drill-bits/
upsell:
/gas-powered-core-drill/
Condition:
New
Minimum Purchase:
1 unit
SKU:
V015.CDA-132

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3.25in Concrete Core Drill Bit (Open-Head)

3.25in (82.5mm) Concrete Core Drill Bit (Open-Head) is used with Gasoline or Electric-Powered Core Drills to obtain drilled cores of hardened concrete or asphalt for laboratory testing or evaluation. The Coring Bit attaches to the drilling machine with a properly sized Expander Set. Diamond Bits perform well in high-output, heavy-use applications, and can be refurbished when worn. Diamond Coring Bits are designed for wet-use with reinforced concrete and similar hard materials. Fast-cutting when used for indicated applications. The standard 14in (356mm) length allows for cutting cores in lengths up to 12in (305mm).

Expander Sets for Open-Head Concrete Coring Drill Bits are required to connect Open-Head Concrete Coring Bits to the drilling machine, and are purchased separately in sizes corresponding to the bit. Final core diameter is approximately 0.25in (6.4mm) smaller than nominal outside diameter.

Features:

  • Fast-cutting capability for concrete and asphalt materials
  • Attaches to drill machine with size-specific Expander Set
  • Meets ASTM and AASHTO standards

Included Items:

3.25in Concrete Core Drill Bit (Open-Head)

Accessories:

3.25in Expander Sets for Open-Head Concrete Coring Bits required to attach bit to drilling machine

Specifications

  • Application: Concrete
  • Nominal Bit Size, OD: 3-1/4in (82.6mm)
  • Mounting Connection: Open-Head
  • Estimated Shipping Weight: 4.5lb (2.04kg)

Meets Standard(s):

  • AASHTO T 24M/T 24
  • ASTM C42/42M

Related Blogs for Concrete Electric Core Drills and Bits:

Best Concrete Corer: Guide to Choosing for Your Projects

Discover the Best Asphalt Core Drill Bit for Your Project

Strength Testing of Concrete Cores: Sampling and Procedures

The Role of Core Drills in Soil Sampling

Core Drilling with Certified Material Testing Products

The Best Guide to Coring Test for Asphalt & Concrete Cores


The 3.25in Concrete Core Drill Bit (Open-Head) is an essential tool for obtaining drilled cores of hardened concrete or asphalt for laboratory testing or evaluation. This versatile drill bit can be used with both gasoline or electric-powered core drills.

Designed for wet-use with reinforced concrete and similar hard materials, this diamond drill bit is perfect for high-output, heavy-use applications. It offers fast-cutting capabilities, making it efficient and convenient for use in various projects.

To attach the drill bit to the drilling machine, a properly sized Expander Set is needed, which can be purchased separately. This ensures a secure and reliable connection between the drilling machine and the core drill bit.

The 3.25in Concrete Core Drill Bit (Open-Head) meets both ASTM and AASHTO standards, guaranteeing its durability and quality. It can withstand the demands of frequent use and deliver consistent performance.

With a standard length of 14 inches, this drill bit allows for cutting cores in lengths of up to 12 inches, providing flexibility and versatility for different drilling depths.

The package includes the 3.25in Concrete Core Drill Bit (Open-Head) itself. However, the Expander Sets for Open-Head Concrete Coring Bits are purchased separately and are required for attaching the bit to the drilling machine.

Weighing approximately 4.5lb (2.04kg), this drill bit is lightweight and easy to handle, ensuring comfortable and efficient operation.

For further information and helpful resources, we recommend checking out our related blog posts on concrete electric core drills and bits. They provide valuable insights and guidance, including tips on choosing the best concrete corer for your projects and discovering the best asphalt core drill bit.

If you're interested in strength testing of concrete cores, soil sampling, or core drilling with certified material testing products, our related blogs cover these topics as well. We strive to provide our customers with comprehensive information and support to help them succeed in their projects.

With the 3.25in Concrete Core Drill Bit (Open-Head), you can achieve precise and accurate drilled cores of hardened concrete or asphalt, meeting industry standards and ensuring reliable results.

Related Products:

3in Concrete Core Drill Bit (Open-Head)

2.25in Concrete Core Drill Bit (Open-Head)

2in Concrete Core Drill Bit (Open-Head)

4in Concrete Core Drill Bit (Open-Head)

4.25in Concrete Core Drill Bit (Open-Head)

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