3-Piece HSS Titanium Step Drill Bit Set (4-12/20/32mm) for Metal & Wood

Tackle any drilling project with precision and ease using our 3-Piece HSS Titanium Step Drill Bit Set. Whether you're a professional tradesperson or a dedicated DIY enthusiast, this versatile set is the ultimate solution for drilling clean, accurate holes of various sizes without ever needing to swap out bits.

Say goodbye to cluttered toolboxes! This single set of three bits replaces 29 individual drill bits, saving you time, space, and money.

Key Features:

• One Set, Multiple Sizes: Includes three bits covering 29 different hole sizes from 4mm to 32mm, perfect for any task that comes your way.
• Durable & Efficient: Crafted from high-quality High-Speed Steel (HSS 4241) and coated with titanium to reduce friction and heat, ensuring a longer lifespan and smoother drilling.
• Precise & Clean Holes: The step drill design allows you to drill perfectly round holes and enlarge existing ones without chattering or wandering. Laser-etched size markings ensure you drill to the exact diameter every time.
• Stable & Secure: The hex shank provides a secure, non-slip grip in the chuck of your hand drill or drill press, delivering maximum torque and control.

What's Included:

• 1 x 4-12mm Step Drill Bit (Steps: 4, 6, 8, 10, 12mm)
• 1 x 4-20mm Step Drill Bit (Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20mm)
• 1 x 4-32mm Step Drill Bit (Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm)

Specifications:

• Material: HSS 4241 (High-Speed Steel)
• Coating: Titanium
• Shank Type: Hex
• Compatible Tools: Hand Drills, Drill Presses
• Application: Ideal for use on materials with general hardness, such as iron plate (up to 5mm thickness), aluminum, PVC, and wood panels.

Pro-Tips for Best Performance:

• To significantly extend the life of the drill bits, apply water or a suitable cutting fluid for cooling during operation.
• A recommended drilling speed of 250-400 RPM is ideal for most applications.