HARFINGTON 4pc Chainsaw File Set - 11/64 inch (4.5mm) Round High-Carbon Double-Cut Rasp for Sharpening

Sharper chains, smoother work with HARFINGTON

Keep your chainsaw performing at its best with the HARFINGTON 4-piece file set. The four 4.5 mm round rasps are designed for reliable sharpening and maintenance, delivering consistent bites on each pass. The lightweight feel and balanced construction help you maintain control during routine cuts and cleanup work.

These rasps are forged from high carbon steel and hardened through high-frequency quenching to resist wear during tough work. The double-cut design reduces clogging and helps maintain edge integrity, while precision milled, tempered and coated teeth provide enduring performance across multiple seasons of use.

Key features that matter

• Size – file teeth diameter 4.5 mm / 11/64 inch; file teeth length 158 mm / 6.22 inch; total length 245 mm / 9.65 inch.
• Material – high carbon steel with high-frequency quenching for strength and longevity.
• Feature – precision milled, tempered and coated teeth for durable cuts and dependable performance.
• Application – suitable for filing chains; proper sharpening can enhance cutting efficiency and chain responsiveness.
• Note – do not file hardened steel with a hardened steel file to avoid rapid wear.

Real-world use and benefits

In the field, a sharp chain makes progress smoother. Regular maintenance with these files can help the chain cut more cleanly through seasoned timber and knotty sections, improving control and reducing effort on long jobs. The double-cut design minimizes resin buildup, helping the teeth bite longer between sessions.

• Evenly worn teeth promote balanced cuts and reduce snagging through tricky wood.
• Coated teeth resist rust and chipping, extending the life of the set for frequent use.

Using HARFINGTON responsibly

Combine these rasps with proper tensioning and routine inspection of the chain for best results. Maintain a sharp, consistent edge by following your tool guide’s recommendations and filing direction. Always keep tools dry and store them in a cool, dry place to prevent corrosion.

Care and safety tips

Store the files dry, inspect for wear, and follow your chainsaw manufacturer’s guidelines for file usage. Reminder: do not file hardened steel with a hardened steel file; this can accelerate wear and reduce tool life.