🛠️ 3PCS HSS Step Drill Bit Set (3–20mm) – Metal & Wood Drilling Tools

🛠️ 3PCS HSS Step Drill Bit Set (3–20mm) – Metal & Wood Drilling Tools

High-performance step drill bit set designed for precise, smooth, and efficient drilling across metal, wood, plastic, and aluminum materials.

Key Benefits

🔩 3-Piece Versatile Set – Covers 3–12mm, 4–12mm, and 4–20mm ranges
⚙️ High-Speed Steel (HSS) – Durable construction for long tool life
🛡️ Nitride Black Coating – Reduces heat and wear during drilling
🔒 Hex Shank Anti-Slip Design – Improved grip and stability
📏 Clear Step Markings – Easy and accurate hole sizing
🧰 Multi-Material Use – Works on wood, metal, plastic, and aluminum

Product Description

This 3-piece step drill bit set is engineered for clean, precise hole drilling with reduced effort and improved control. Made from high-speed steel and coated with a nitride finish, it provides enhanced durability and heat resistance for long-term use.

The stepped design allows multiple hole sizes with a single bit, making it ideal for both professional and DIY drilling tasks.

Features

Premium HSS Material – Strong and wear-resistant
Multi-Step Design – Multiple hole sizes in one bit
Heat-Resistant Coating – Improved durability and performance
Anti-Slip Hex Shank – Stable and secure drilling
Smooth Cutting Action – Clean and precise results
Wide Compatibility – Suitable for various materials

Specifications

Material: High-Speed Steel (HSS)
Coating: Nitride Black Finish
Sizes: 3–12mm, 4–12mm, 4–20mm
Shank Type: Hex shank
Quantity: 3 pieces
Use: Metal, wood, plastic, aluminum

Perfect For

DIY home projects
Metal fabrication
Woodworking
Electrical installation
General repair work

Why Buy From Us

✅ Fast U.S. shipping
✅ Quality tested before shipment
✅ Secure checkout
✅ Responsive customer support