The alloy crown drill secondary drill bit is a drill bit that uses high-quality carbide as the blade material and undergoes special heat treatment and surface treatment. Its shape and design are usually similar to a crown, hence the name.

Features:

High hardness and wear resistance: The inlay of carbide materials and diamond particles enables the drill bit to maintain stability when rotating at high speed, while having good cutting performance and wear resistance.

High precision: The drill bit is made with high precision, the blade is tightly connected to the rod body, and it is not easy to fall off, ensuring the processing quality and safe use.

Long life: After special heat treatment and surface treatment, the cutter head has higher hardness and longer service life. Compared with ordinary drill bits, the life of the crown drill bit can be increased by more than 3 to 5 times.

The meaning of secondary drill bits

Specifications and performance: Secondary drill bits generally refer to drill bits that are between primary drill bits and tertiary drill bits in terms of cutting efficiency, service life and wear resistance. Specific specifications may vary depending on the manufacturer and application field.

Application scenarios: The alloy crown drill secondary drill bit is suitable for drilling operations of various hard materials, such as quartz, ceramics, tungsten steel, etc. At the same time, due to its high precision and long life, it is also widely used in semiconductors, aviation, automobiles, machinery and other fields that require high-precision drilling.