Gilson Asphalt Diamond Coring Bits
CDA-242 4.25in Asphalt Core Drill Bit (Open-Head) is used with electric or gasoline-powered Core Drills to obtain drilled asphalt cores for evaluation and laboratory testing. The bit requires a properly sized Expander Set for Open-Head Asphalt Coring Bits for attachment to the drilling machine. It performs well in high-output, heavy-use applications, and can be refurbished when worn. Diamond Coring Bits are designed for wet-use with asphalt, and are fast-cutting when used as designed. The 14in (356mm) length enables cutting cores up to 13in (330mm) long. Final core diameter is approximately 0.25in (6.4mm) smaller than nominal outside diameter.
Features:
- Core lengths up to 13in (330mm)
- Meets ASTM and AASHTO standards
- Uses Expander Set to attach to drill machine
Included Items:
4.25in Asphalt Core Drill Bit (Open-Head)
Accessories:
CDA-46 4.25in OD Expander Set for Open Head Bits is required to connect bit to drill
Specifications
- Application: Asphalt
- Nominal Bit Size, OD: 4-1/4in (108mm)
- Mounting Connection: Open-Head
- Estimated Shipping Weight: 9.0lb (4.08kg)
Meets Standard(s):
- AASHTO T 24M/T 24
- ASTM C42/42M
The Gilson CDA-242, 4.25in Asphalt Core Drill Bit (Open-Head) is an essential tool for professionals in the construction industry. This diamond coring bit is specifically designed for use with electric or gasoline-powered core drills to obtain drilled asphalt cores for evaluation and laboratory testing.
In order to attach the bit to the drilling machine, a properly sized Expander Set for Open-Head Asphalt Coring Bits is required. With this reliable and efficient setup, the Gilson Asphalt Core Drill Bit performs exceptionally well in high-output, heavy-use applications.
One of the standout features of this drill bit is its ability to be refurbished when it becomes worn. This ensures that the bit maintains its superior performance and prolongs its lifespan, making it a cost-effective choice for professionals.
The 14-inch length of the drill bit allows for cutting cores up to 13 inches long, accommodating a variety of project requirements. However, it's important to note that the final core diameter is approximately 0.25 inches smaller than the nominal outside diameter.
Meeting both ASTM and AASHTO standards, this drill bit ensures accurate and reliable results. It is specifically designed for wet-use with asphalt, delivering fast and precise cutting when used as intended.
The Gilson CDA-242, 4.25in Asphalt Core Drill Bit (Open-Head) includes the drill bit itself. Additionally, the CDA-46 4.25in OD Expander Set for Open Head Bits is available as an accessory, necessary for connecting the bit to the drill machine.
With an application focused on asphalt, a nominal bit size of 4-1/4 inches (108mm), an open-head mounting connection, and an estimated shipping weight of 9.0 pounds (4.08kg), this drill bit meets industry standards including AASHTO T 24M/T 24 and ASTM C42/42M.
Overall, the Gilson CDA-242, 4.25in Asphalt Core Drill Bit (Open-Head) is a reliable and high-performing tool that professionals can rely on for obtaining accurate asphalt cores for evaluation and laboratory testing.