5pcs Step Drill Bit Set Hss Cobalt Multiple Hole 50 Sizes Cobalt Titanium Conical Carbide Drill Perforator Hole Cutter Tool
The 5PCS Step Drill Bit Set is a versatile and high-performance tool designed for precise and efficient drilling of multiple hole sizes with a single bit. Made from HSS cobalt material with a titanium coating, these drill bits provide superior durability, heat resistance, and long-lasting sharpness. The conical shape allows for smooth and clean drilling through materials like metal, wood, plastic, aluminum, and stainless steel. With 50 different sizes in just 5 bits, this set is ideal for electricians, mechanics, DIY enthusiasts, and professional craftsmen who require quick and precise hole drilling without the need for multiple bits.
Features:
- High-speed steel (HSS) with cobalt and titanium coating for maximum durability
- 50 different hole sizes in just 5 drill bits
- Smooth and burr-free drilling performance
- Suitable for various materials: metal, wood, plastic, aluminum, and stainless steel
- Reduces friction and heat buildup for extended lifespan
- Perfect for electricians, carpenters, and DIYers
- Universal shank fits most power drills