6-in-1 HVAC Copper Tube Swaging Tool Set with Bit Holder

Tired of carrying multiple drill bits just to expand different hole sizes for your projects?

👍This high-speed step drill bit allows you to drill multiple hole sizes with a single bit, making clean, accurate holes in seconds. Ideal for DIY projects, electrical work, sheet metal fabrication, woodworking, and home repairs without constantly changing drill bits.

Product Features:

✅ Multiple Hole Sizes In One Convenient Drill Bit

Each step drill bit features multiple precision-sized cutting steps, allowing you to enlarge holes gradually from 1/4" to 7/8" without changing tools. Clearly laser-etched size markings make selecting the correct diameter quick and easy, improving efficiency for both professionals and DIY users.

🛠️ Fast & Smooth Cutting With Less Burr Formation

The sharp precision-ground cutting edges deliver fast drilling performance while producing clean, round holes with minimal burrs. The stepped design reduces vibration during drilling, helping create smoother finishes that require less deburring after each cut.

🛡️ Durable High-Speed Steel Construction

Manufactured from high-quality high-speed steel with a wear-resistant finish, the drill bits provide outstanding hardness, heat resistance, and corrosion protection. Built for repeated heavy-duty use, they maintain cutting performance through demanding workshop and construction applications.

⚡ Universal Hex Shank Fits Most Power Drills

Equipped with a standard 1/4-inch hex shank, the drill bits fit most cordless drills, impact drivers, and electric drills securely without slipping. The quick-change design allows fast installation and improved torque transfer for efficient drilling.

📐 Perfect For Various Materials & Applications

Designed for drilling and enlarging holes in sheet metal, aluminum, copper, brass, plastic, PVC, acrylic, fiberglass, and thin wood boards. Whether you're installing electrical boxes, repairing equipment, fabricating metal panels, or completing home improvement projects, this versatile drill bit handles multiple drilling tasks with one compact tool.

Product Specifications

Material: High-Speed Steel (HSS)

Shank Size: 1/4" Hex Shank

Hole Sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8"

Feature: Multi-Step Hole Expansion

Compatible Tools: Cordless Drill, Electric Drill, Impact Driver

Suitable Materials: Sheet Metal, Aluminum, Copper, Brass, Plastic, PVC, Acrylic, Fiberglass, Thin Wood

Application: Hole Drilling, Hole Enlargement, DIY Projects, Electrical Installation, Metalworking, Woodworking