Hole Core Bits

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A hole core bit, often referred to as a core drill bit or simply a core bit, is a specialized cutting tool used in drilling operations to extract cylindrical cores of material from the Earth’s subsurface. It is commonly employed in geological, mining, and construction activities for sampling and analyzing rock, soil, or other formations. The core bit consists of a tubular structure with a cutting edge at the lower end, designed to penetrate and collect a continuous cylindrical sample (core) as it drills into the ground. This method allows for the retrieval of undisturbed samples for various purposes, such as geological analysis, mineral exploration, or construction material assessment.

Core diameter:80mm, 100mm
1pcs adaptor,110mm, SDS plus, 1
pcs 8 X 120mm drill bit
Packed in color box



  1. Geological Exploration:
    • Core drilling is a fundamental technique in geological exploration to study the Earth’s crust and subsurface structures. It helps geologists understand the composition and characteristics of rocks, minerals, and soil layers.
  2. Mining Exploration:
    • In the mining industry, hole core bits are essential for prospecting and determining the economic viability of mining sites. They provide valuable information about the types and quantities of minerals present in the subsurface.
  3. Construction and Civil Engineering:
    • Core drilling is widely used in construction and civil engineering projects. It helps engineers assess the strength and stability of the ground, as well as gather information for designing foundations and structures.
  4. Environmental Site Assessment:
    • Core drilling is employed in environmental site assessments to collect soil and groundwater samples for analyzing contaminants. This is crucial for assessing the environmental impact of a site and planning remediation efforts.
  5. Oil and Gas Exploration:
    • In the oil and gas industry, core drilling is used to explore and evaluate potential reservoirs. It provides critical data about the geological formations, helping in the decision-making process for drilling and extraction operations.
  6. Archaeological Investigations:
    • Archaeologists use core drilling to investigate buried archaeological sites. This non-destructive method helps in retrieving stratigraphic samples without disturbing the surrounding artifacts and structures.
  7. Mineral Resource Evaluation:
    • Core drilling is instrumental in assessing mineral resources. It helps determine the quality and quantity of minerals in a deposit, aiding in resource estimation and mine planning.
  8. Groundwater Studies:
    • Core drilling is employed in hydrogeological studies to collect samples from aquifers. This is vital for understanding the characteristics of groundwater flow, aquifer properties, and water quality.
  9. Material Testing in Construction:
    • Core samples obtained through drilling provide valuable information about the strength and composition of construction materials such as concrete, asphalt, and masonry. This is essential for quality control and assurance in construction projects.
  10. Research and Academic Studies:
    • Core drilling is used in various scientific research projects and academic studies to investigate geological processes, climate history, and Earth’s subsurface composition.
SKU: AHS62342 Category:



Safety measures and precautions

  1. Training and Qualifications:
    • Ensure that operators are properly trained and qualified to use the drilling equipment. Familiarize them with the specific characteristics and operation of the hole core bit.
  2. Personal Protective Equipment (PPE):
    • Require all workers to wear appropriate personal protective equipment, including safety glasses, hard hats, hearing protection, steel-toed boots, and other relevant gear based on the specific job requirements.
  3. Equipment Inspection:
    • Regularly inspect and maintain drilling equipment, including the hole core bit, to ensure it is in proper working condition. Address any issues promptly to prevent equipment failure during operation.
  4. Site Assessment:
    • Conduct a thorough site assessment before drilling to identify potential hazards such as unstable ground, underground utilities, or other obstacles. Take necessary precautions to mitigate risks.
  5. Secure Work Area:
    • Establish a clearly marked and secure work area around the drilling site to prevent unauthorized access. Clearly communicate safety zones and ensure that workers and bystanders stay at a safe distance during drilling operations.
  6. Emergency Procedures:
    • Have well-defined emergency procedures in place, including evacuation plans and first aid protocols. Ensure that all workers are aware of these procedures and have access to necessary emergency equipment.
  7. Communication:
    • Maintain clear communication among team members during drilling operations. Use hand signals, radios, or other communication devices to coordinate movements and actions, especially if visibility is limited.
  8. Ventilation:
    • Ensure proper ventilation when drilling in confined spaces or areas with limited airflow to prevent the accumulation of harmful gases or dust. Use appropriate respiratory protection if necessary.
  9. Tool Handling:
    • Follow proper procedures for handling and transporting the hole core bit to minimize the risk of injuries. Use lifting equipment when necessary and avoid manual handling if the equipment is too heavy.
  10. Drilling Fluids and Lubricants:
    • If drilling fluids or lubricants are used, be aware of the potential hazards associated with them. Follow recommended handling procedures and ensure proper containment and disposal methods.
  11. Weather Conditions:
    • Consider weather conditions when planning drilling operations. Extreme weather, such as high winds or heavy rain, can affect the stability of the drilling equipment and create additional safety risks.
  12. Training Refreshers:
    • Periodically provide refresher training for operators to reinforce safety protocols and update them on any changes in equipment or procedures.

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