Description
Overview:
The Oregon Round Files, 12 Pack, 3/16 in (4.8 mm), are professional-grade sharpening files for maintaining chainsaw chains. Supplied as a Genuine Part with OEM No. 70503, each file is made from durable, hardened steel to deliver accurate, consistent metal removal on cutter teeth. The 3/16 in (4.8 mm) diameter suits many chains using 0.325 in (8.25 mm) pitch, helping restore a sharp cutting edge and correct tooth profile. Ideal for regular upkeep in forestry, landscaping, arboriculture, and firewood cutting, these files support efficient cutting, reduced strain on the saw, and longer chain life. Suitable for both tradespeople and DIY users, they work well by hand or with common file guides and holders.
Key Features:
- Genuine Oregon part, OEM No. 70503
- Pack of 12 files for extended use and consistent results
- 3/16 in (4.8 mm) diameter, commonly used on 0.325 in (8.25 mm) pitch chains
- Hardened steel construction for durability and long service life
- Precision-ground profile for smooth, controlled sharpening of cutter teeth
- Uniform diameter and straightness to maintain correct tooth geometry
- Compatible with most chainsaw file guides and file handles
- Suitable for workshop or on-site maintenance across trade and DIY tasks
- Helps improve cutting performance and reduce effort and vibration
- Simple to use and easy to replace as part of routine chain care
Typical Applications:
Sharpening chainsaw cutter teeth on saws used for tree felling, pruning, logging, fencing, and firewood processing. Useful for arborists, landscapers, grounds teams, hire shops, and homeowners. Regular touch-ups with the correct 3/16 in (4.8 mm) file help maintain cutting speed, reduce engine load, and extend chain lifespan.
Also known as:
Chainsaw round file, 3/16 in chainsaw file, 4.8 mm chainsaw file, round chainsaw sharpening file, cutter tooth file, Oregon round file set, chain sharpening file, chainsaw maintenance file, Oregon 70503 file pack.
Product Specifications
| L&S Part No. | OR70503 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Oregon |
| OEM No. | 70503 |
| Unit of Sale | 1 |
| Machine Type | Chainsaws |
| Fits Brands | Oregon |
