This 1pcs HSS countersink drill bit is a professional metal processing tool, designed with 6-50mm diameter, 60-degree chamfer angle and 6/8 flute structure. It combines high-quality materials, precise design and multi-functional use, making it an essential tool for home workshops, industrial factories and DIY metal enthusiasts.
Crafted with premium high-speed steel (HSS), the countersink drill bit boasts excellent hardness and wear resistance, which can withstand high temperatures and heavy loads during metal cutting. Compared with ordinary drill bits, it has better durability and can maintain sharpness even after repeated use, reducing the need for frequent tool replacement and saving time and cost.

Featuring a versatile 6-50mm diameter range, this drill bit is compatible with various hole sizes, meeting different metal processing needs. Whether you need to process small holes (6mm) for delicate metal parts or large holes (50mm) for industrial components, it can deliver stable and reliable performance, adapting to diverse working scenarios.

The precisely ground 60-degree chamfer angle is designed to ensure smooth and neat chamfering effects. It effectively removes burrs and uneven edges on metal hole surfaces, making the processed parts more refined and improving the overall quality of your projects. This design is especially suitable for metal parts that require precise assembly, avoiding loose connections caused by uneven chamfers.
1pcs Chamfer Cutter Mill Drill Set
Shank: Round shank
Made from high quality HSS.
Can cut varied materials cleanly and accurately.
Wide application. Suitable for chamfering the common mechanical parts, also for chamfering and deburring of the precise and difficult chamfering parts.
Package Includes:
1* Chamfer Mill Cutter