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4.25in Concrete Core Drill Bit (Open-Head)

Price $305.98
Nominal Bit Size, OD:
4-1/4in (108mm)
Mounting Connection:
Open-Head
upsell:
/4-25in-expander-set-for-open-head-drill-bits/
upsell:
/gas-powered-core-drill/
Condition:
New
Minimum Purchase:
1 unit
SKU:
V015.CDA-142

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4.25in Concrete Core Drill Bit (Open-Head)

4.25in (108mm) 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:

4in Concrete Core Drill Bit (Open-Head)

Accessories:

4.25in Expander Sets for Open-Head Concrete Coring Drill Bit required to attach bit to drilling machine

Specifications

  • Application: Concrete
  • Nominal Bit Size, OD: 4-1/4in (108mm)
  • Mounting Connection: Open-Head
  • Estimated Shipping Weight: 5.5lb (2.49kg)

Meets Standard(s):

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

Related Blogs for Concrete Core Drill 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 4.25in Concrete Core Drill Bit (Open-Head) is a versatile and reliable tool designed for professionals in need of obtaining drilled cores from hardened concrete or asphalt for laboratory testing or evaluation purposes. This high-quality coring bit is compatible with gasoline or electric-powered core drills, making it suitable for a wide range of applications.

One of the standout features of this concrete core drill bit is its fast-cutting capability. With diamond tips, it provides superior cutting performance in high-output, heavy-use applications. Even when the bit becomes worn from extensive use, it can be easily refurbished, ensuring long-lasting durability and value for money.

Designed for wet-use with reinforced concrete and similar hard materials, the 4.25in Concrete Core Drill Bit (Open-Head) meets ASTM and AASHTO standards, guaranteeing its quality and reliability. It is specifically engineered to attach to drill machines using size-specific expander sets, which are sold separately. The open-head design allows for easy attachment and removal of the coring bit, providing convenience and efficiency during operation.

With a nominal bit size of 4-1/4in (108mm) and a mounting connection of open-head, this drill bit is perfect for drilling cores in lengths up to 12in (305mm). It has an estimated shipping weight of 5.5lb (2.49kg), making it lightweight and easily transportable to different job sites.

When choosing the 4.25in Concrete Core Drill Bit (Open-Head), you can rest assured knowing that it meets the AASHTO T 24M/T 24 and ASTM C42/42M standards. These certifications guarantee its compliance with industry regulations and ensure accurate and reliable results.

To learn more about concrete core drill bits and related topics, check out our blog section. We provide informative articles that cover various subjects, including choosing the best concrete corer for your projects, discovering the ideal asphalt core drill bit, strength testing of concrete cores, the role of core drills in soil sampling, core drilling with certified material testing products, and the ultimate guide to coring tests for asphalt and concrete cores.

Invest in the 4.25in Concrete Core Drill Bit (Open-Head) and experience superior cutting performance and durability in your concrete and asphalt coring projects.

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