Chainsaw Files
The FANASEN Chainsaw File is a precision round file designed for sharpening chainsaw chains and restoring cutting performance. Its accurately controlled diameter and uniform cutting teeth help deliver smooth, consistent filing for routine chain maintenance.
Developed through our in-house research and development, FANASEN’s proprietary heat-treatment technology enhances the file’s hardness and wear resistance, achieving a hardness of 68–70 HRC. This combination of high hardness and carefully controlled processing helps the cutting teeth stay sharp for longer, extending the file’s service life and delivering dependable sharpening performance.
Suitable for forestry, agriculture, landscaping, sawmills, maintenance workshops, and DIY chainsaw care, FANASEN chainsaw files offer a durable solution for keeping chains sharp and ready for work.
Request a QuoteProduct Details
The chainsaw file is a hand tool designed for sharpening and maintaining chainsaw cutting teeth. Manufactured from GCr15 alloy tool steel (equivalent to 52100), it contains 0.95–1.05% carbon and 1.3–1.35% chromium. With a hardness of HRC 68–70, it provides strong wear resistance and durable filing performance.
Production follows GB 5803–5815, GB/T 806, American standard GGG-F-325b, and European standard DIN 6261–7285. Each file undergoes hot forging, precision grinding, tooth cutting, quenching, and surface sandblasting to achieve consistent quality and a uniform finish.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Type | Chainsaw File |
| Diameter | Round |
| Shape | Ø3.2 / Ø4.0 / Ø4.5 / Ø4.8 / Ø5.0 / Ø5.5 mm |
| Length | 6″ / 8″ |
| Cut Type | Double Cut |
| Material | High Carbon Steel |
| Hardness | HRC 68–70 |
| Handle Type | Tang / Handle |
| Application | Chainsaw Chains |
| OEM / ODM | Supported |
Dimensions & Sizes
| Length (inch) | Length (mm) | Diameter (mm) | Diameter (inch) |
|---|---|---|---|
| 6″ | 150 | Ø3.2 | 9/64″ |
| 6″ | 150 | Ø4.0 | 5/32″ |
| 8'' | 200 | Ø3.2 | 9/64″ |
| 8″ | 200 | Ø4.0 | 5/32″ |
| 8″ | 200 | Ø4.5 | 11/64″ |
| 8″ | 200 | Ø4.8 | 3/16″ |
| 8″ | 200 | Ø5.2 | 13/64″ |
| 8″ | 200 | Ø5.5 | 7/32″ |
Key Features
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