Hand Tap Drill Set 5 & 7 PCS – M3 to M12 Bearing Steel Taps

5 & 7-Piece Hand Tap Drill Set – M3 to M12 Thread Taps

Whether you're a seasoned machinist or a dedicated DIY enthusiast, this bearing steel hand tap drill set gives you everything you need to cut clean, precise threads in metal, wood, and plastic. Available in a 5-piece (M3/M4/M5/M6/M8) or 7-piece (M3/M4/M5/M6/M8/M10/M12) set, this kit covers the most common metric thread sizes for a wide range of projects.

Key Features

• Premium Bearing Steel Construction: High-grade bearing steel provides exceptional hardness and durability for long-lasting performance across repeated use.
• Multiple Tap Types: Includes taper, spiral point, and straight fluted designs to handle through-holes, blind holes, and a variety of threading applications.
• Wide Size Range: Covers M3, M4, M5, M6, M8 (5-piece), plus M10 and M12 in the 7-piece set — versatile enough for automotive, woodworking, metalworking, and home repair tasks.
• Precision Ground Threads: Each tap is precision machined to deliver accurate, clean threads with minimal effort and reduced chipping.
• Ergonomic Design: Balanced shank geometry ensures a secure grip in a standard tap wrench or T-handle for comfortable, controlled operation.
• Versatile Applications: Ideal for threading bolts, creating new threads in stripped holes, and tackling woodworking, metalworking, and general DIY projects.

Set Options & Sizes

• 5-Piece Set: M3, M4, M5, M6, M8
• 7-Piece Set: M3, M4, M5, M6, M8, M10, M12

Specifications

• Material: Bearing Steel
• Tap Types: Taper Hand Tap, Spiral Point, Straight Fluted
• Thread Standard: Metric (M3–M12)
• Made in: Mainland China

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Frequently Asked Questions

Q: What is the difference between the 5-piece and 7-piece hand tap drill sets?

A: The 5-piece set includes taps sized M3, M4, M5, M6, and M8, covering the most commonly used metric thread sizes. The 7-piece set adds M10 and M12 taps, making it ideal for heavier-duty projects and larger fasteners such as those found in automotive or structural metalworking applications.

Q: What materials can these hand taps be used on?

A: Thanks to their high-grade bearing steel construction, these hand taps are suitable for threading soft metals (aluminum, brass, mild steel), plastics, and wood. For harder steels or stainless steel, slower speeds and appropriate cutting fluid are recommended for best results.

Q: Do I need a special tool to use these taps?

A: These taps are designed to work with a standard T-handle tap wrench or adjustable tap holder, which allows for controlled torque and precise threading. A tap wrench is sold separately and is widely available at most hardware stores.

Q: What does "taper," "spiral point," and "straight fluted" mean?

A: A taper tap has a gradual lead-in angle, making it easier to start threads. A spiral point tap pushes chips forward — ideal for through-holes. A straight fluted tap is a general-purpose tap suited for a variety of materials and hole types, including blind holes when used carefully.