3PCS 4-32mm HSS Cobalt Step Drill Bit Set Nitrogen High Speed Steel

3PCS 4-32mm HSS Cobalt Step Drill Bit Set - Nitrogen High-Speed Steel

Product Description:

The 3PCS 4-32mm HSS Cobalt Step Drill Bit Set is designed for precision drilling in a variety of materials, including steel, wood, and plastic. Made from high-speed steel (HSS) with a cobalt blend and nitrogen coating, these step drill bits are engineered for durability and extended cutting life. The cobalt provides resistance to heat, making these bits ideal for tough materials. The stepped design allows for drilling multiple hole sizes with a single bit, offering versatility and convenience for both professional and DIY projects.

The bits cover a wide range of sizes, from 4mm to 32mm, and feature a two-flute design for faster, smoother drilling. Whether you need to drill clean, precise holes or enlarge existing ones, these bits are perfect for the job.

Key Features:

• Material: High-Speed Steel (HSS) with a cobalt blend for increased heat resistance
• Surface Treatment: Nitrogen coating for extended durability and performance
• Sizes: 3 step drill bits covering sizes from 4mm to 32mm
• Design: Two-flute design for faster, smoother drilling and precise cuts
• Application: Suitable for drilling in steel, wood, plastic, and other materials
• Package Includes: 3PCS Step Drill Bit Set (4-32mm range)

Keywords: HSS Cobalt Step Drill Bit Set, 3PCS Step Drill Bit Set, Nitrogen Coated Drill Bits, 4-32mm Step Drill Bit, High-Speed Steel Drill Bits, Multi-size Drill Bit, Professional Drill Bit Set