7 degree tapered drill rod


The 7-degree tapered drill rod is a special type of drill bit that has a taper of 7 degrees along its length. This taper design allows the drill bit to gradually increase its diameter as it penetrates into the material being drilled, ensuring smoother and more efficient drilling.

Here is a detailed introduction to the 7-degree tapered drill rod:

Structure and Design:
The 7-degree tapered drill rod is typically made of high-strength steel or tungsten carbide, depending on the intended application and the hardness of the material to be drilled. It consists of a cylindrical shank that connects to the drill machine and a tapered section that gradually widens towards the cutting edge. The taper angle is precisely controlled at 7 degrees to ensure accurate and efficient drilling.

Taper Drill Rod

The taper design of the 7-degree drill rod offers several advantages. Firstly, it reduces the resistance encountered by the drill bit as it penetrates into the material, allowing for smoother and faster drilling. Secondly, the tapered shape helps to distribute the drilling force more evenly, reducing the risk of the bit breaking or jamming. Additionally, the gradual increase in diameter can improve hole quality by reducing the chance of cracking or chipping the material around the hole.

The 7-degree tapered drill rod is commonly used in various industries and applications where drilling into hard materials is required. It is particularly suitable for drilling into metals, alloys, and other tough materials. It can be used in machining operations, construction projects, and even in the oil and gas industry for drilling into rock formations.

Selection and Use:
When selecting a 7-degree tapered drill rod, it is important to consider the material being drilled, the desired hole diameter and depth, and the specific requirements of the drilling operation. It is also essential to use the drill rod with the appropriate drill machine and to maintain it properly to ensure its long-term performance.

In summary, the 7-degree tapered drill rod is a highly effective tool for drilling into hard materials. Its taper design allows for smoother and faster drilling, while its high-strength material ensures durability and performance. It is a valuable addition to any toolbox for those who require precision and efficiency in their drilling operations.


You can contact our head-office directly, also you can contact our agent which is near you.
Of course, free live-chat is available and you can get help immediately.

More Solutions & Blog