2-Pack Adjustable Circle Hole Cutting Blades – Wood & Plastic

Cut Perfect Circles Every Time — Adjustable Hole Cutting Blades for Wood, Plastic & More

Take your woodworking projects to the next level with this 2-piece set of adjustable circle hole cutting blades. Engineered for use with standard tool holders (30–300mm range), these blades make clean, precise circular cuts in softwood, hardwood, plastic, thin boards, and even thin iron sheets. Whether you're crafting custom furniture, installing speaker grilles, or cutting decorative round openings, these blades deliver consistent results every time.

Made in Mainland China.

Why Choose These Circle Cutting Blades?

• Versatile Material Compatibility: Available in Steel, Alloy, and Alloy Nickel-Plated finishes — each suited for different materials from softwood and plastic to hardwood and thin iron sheets.
• Adjustable Design: Compatible with tool holders ranging from 30mm to 300mm, giving you maximum flexibility for a wide variety of circle sizes.
• Dual Function: Use as a standard drill bit or as a precision hole opener — whatever your project demands.
• Alloy Nickel-Plated Option: The premium nickel-plated blades handle softwood, hardwood, plastic, and thin iron sheet cutting with enhanced durability and a smooth finish.
• 30mm Effective Processing Depth: Ensures deep, clean cuts without compromising control or accuracy.

Specifications

• Product: Circle Hole Cutting Blades (2pcs / 1 pair)
• Material Options: Steel | Alloy | Alloy Nickel-Plated
• Colors: Black (Steel/Alloy) | Silver (Alloy Nickel-Plated)
• Blade Lengths: ~45mm (Steel) / ~50mm (Alloy) / ~48mm (Alloy Nickel-Plated)
• Effective Cutting Depth: 30mm
• Compatible Tool Holders: 30mm–300mm (sold separately)
• Suitable Materials: Softwood, thin wood, hardwood, plastic, thin iron sheet
• Quantity: 1 pair (2 blades) — tool holder NOT included

Safety & Usage Tips

1. Always drill holes both horizontally and vertically for accurate circle cutting.
2. When cutting metal materials, continuously add water to cool the blade and extend its life.
3. Start at a slow drilling speed and gradually increase once the outline is established.
4. Always follow proper safety practices — wear protective eyewear and secure your workpiece before drilling.

Package Contents

• 1 × Pair of Circle Hole Cutting Blades (2pcs) — Blade only, tool holder not included

For more woodworking safety guidance, visit the OSHA Woodworking Safety Resource.

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Frequently Asked Questions

Q: What sizes of circles can these adjustable cutting blades cut?

A: These circle hole cutting blades are compatible with tool holders ranging from 30mm to 300mm, allowing you to cut a wide range of circular hole sizes depending on the holder you attach them to.

Q: Can these blades be used on materials other than wood?

A: Yes! The Alloy and Alloy Nickel-Plated blade options can be used on softwood, hardwood, plastic, and thin iron sheets. The standard steel blades are best suited for softwood and thin boards only.

Q: Is the tool holder included in this purchase?

A: No, this listing includes the replacement blades only (1 pair / 2pcs). The tool holder must be purchased separately. The blades are compatible with standard 30mm–300mm adjustable hole cutter tool holders.

Q: Do I need to use coolant when cutting metal with these blades?

A: Yes — when cutting thin iron sheets or any metal material, it is recommended to continuously add water to keep the blade cool and maintain cutting performance and longevity.