Bosch EXPERT Cordless Circular Saw Blade - 165 x 20 x 4T

Maximise your cordless saw's battery life when cutting fibre cement with this specialist blade fro...

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Product Information

Full details

This Bosch EXPERT cordless circular saw blade is designed for professionals and DIY enthusiasts cutting fibre cement materials with handheld cordless circular saws. Its key benefit is maximising battery life and delivering a smooth, durable cut in abrasive materials, with a caveat of being specifically optimized for fibre cement, not general-purpose wood cutting. It features an extra-thin kerf for reduced friction and power consumption, polycrystalline diamond (PCD) teeth for exceptional durability, and a ProteQtion coating to minimize friction, prevent rust, and enhance cutting performance.

All features

Model Part Number2608902200
BrandBosch

Extended Product Information

FAQs

What materials can this blade cut effectively?

This blade is specifically optimized for cutting fibre cement materials such as roofing sheets, cladding boards, and soffit boards. It is not intended for general wood cutting.

Will this blade work with my cordless circular saw?

This blade has a 165mm diameter and a 20mm bore. It is compatible with most handheld cordless circular saws that accept these specifications. Reduction rings are available for different spindle sizes.

How does the extra-thin kerf help?

The extra-thin kerf reduces the amount of material removed with each pass and lowers friction. This means your saw uses less power, allowing you to get more cuts done on a single battery charge.

Are PCD teeth better than carbide?

For highly abrasive materials like fibre cement, Polycrystalline Diamond (PCD) teeth offer significantly longer life and superior durability compared to standard carbide teeth.

How do I maintain the blade?

After use, clean the blade with a dry brush to remove dust and debris. Store it in a dry location to prevent rust. Avoid using abrasive cleaners on the teeth.

Can I sharpen this blade myself?

No, PCD teeth require specialized industrial grinding equipment for sharpening. It is generally recommended to replace the blade once its cutting performance diminishes significantly, given its intended long lifespan.

What is the ProteQtion coating for?

The ProteQtion coating reduces friction, prevents the blade from rusting, and helps maintain its cutting performance over time, contributing to durability and efficiency.

Troubleshooting

Blade not cutting smoothly

Ensure the blade is correctly installed (teeth direction) and securely fastened. Check for any debris buildup on the teeth. Verify that the material being cut is indeed fibre cement and not a harder or different material.

Excessive heat buildup

The ProteQtion coating is designed to minimize heat. If excessive heat is still an issue, ensure the kerf is not binding in the material. Check for proper saw speed and feed rate; do not force the cut.

Reduced battery life not as expected

Confirm that the material being cut is appropriate for the blade's design (fibre cement). Ensure the blade is sharp and free from debris. Check the saw's battery health and ensure it is fully charged.

Rust on blade surface

While the ProteQtion coating helps, prolonged exposure to moisture can still cause rust. Clean the blade thoroughly and store it in a dry place. A light application of a protective oil might be considered for long-term storage, avoiding the cutting edges.

Pros and Cons

Pros

  • Significantly extends battery life on cordless saws due to reduced friction.
  • Exceptional durability and longevity, especially in demanding fibre cement applications.
  • Provides a clean and smooth cut, reducing the need for post-cut finishing.
  • Protects the blade from rust and heat buildup, ensuring consistent performance.
  • Designed for efficient cutting of specific abrasive materials.

Cons

  • Primarily designed for fibre cement and may not perform optimally on other materials like wood.
  • Higher initial cost compared to standard blades due to PCD teeth and special coatings.
  • Requires a compatible cordless circular saw for its intended use.
  • The specific kerf size may not be suitable for all types of cuts or materials.

Setup, Compatibility & Care

Setup: Ensure the saw is unplugged before attaching the blade. Mount the blade onto the saw's spindle, ensuring the teeth are cutting in the correct direction (usually indicated by an arrow on the blade). Use the appropriate arbor and reduction ring, if necessary, to achieve a snug fit. Tighten the flange nut securely.

Compatibility: This 165mm diameter blade with a 20mm bore is designed for use with handheld cordless circular saws that accept these dimensions. Always check your saw's specifications to confirm compatibility. The bore size is adaptable using reduction rings (often supplied with the saw or blade).

Care: After use, clean the blade to remove any dust or debris, especially from the teeth and gullets. A dry brush is usually sufficient. Store the blade in a dry environment to prevent rust, particularly on the non-coated areas. Avoid storing it in damp conditions. Do not attempt to sharpen PCD teeth, as this requires specialized equipment.