Elevate your chainsaw maintenance with the Crescent Nicholson 02230B. This high-carbon steel, 7/32″ round file is knurl-cut and designed in the American pattern to deliver aggressive material removal and precise, consistent sharpening. Packed in convenient 3-count sets, it perfectly sharpens most .325″ pitch chains, balancing efficiency, control, and durability for both professionals and DIY enthusiasts.

 Key Features

• American Pattern Knurl-Cut: Delivers fast, aggressive sharpening for efficient edge restoration.
• Optimized Dimensions: 7/32″ diameter with 8″ length—ideal for reaching tight cutter angles.
• High-Carbon Steel Core: Durable and long-lasting against frequent use and wear.
• Tang Handle: Built-in steel tang allows better leverage and file control.
• Bagged 3-Pack: Three files sealed together to ensure consistent quality and easy storage.
• Lifetime Warranty: U.S.-backed guarantee against defects (valid through select retailers).

Usage & Maintenance Tips

1. Sharpen at 20°–45°, filing from inside to outside of cutter.
2. File only one cutter side per pass, then switch to opposite side for balanced edges.
3. Check raker depth every 2–3 sharpenings and adjust to 0.020″–0.030″ for consistent cut.
4. Maintain tensioned chain while filing to stabilize guide path and enhance safety.
5. Clean after use with a stiff brush, oil lightly, and store in a dry area to protect the file’s teeth.

 Compatibility & Performance

• Ideal for .325″ pitch chains, most commonly found on medium-size chainsaws.
• Compatible with universal round file guides, ensuring accurate angle alignment.
• Effective on mixed-tooth patterns including chisel, semi-chisel, and chipper chains.
• Promotes fuel efficiency and engine longevity by maintaining sharp cutters.
• Improves cutting quality and reduces kickback, enhancing user safety and productivity.

 Applications

• Forestry, arboriculture, and tree service routines.
• Firewood processing and backyard cutting projects.
• DIY and home improvement chainsaw upkeep.
• Professional use in rental centers, landscaping, maintenance shops.
• Vital tool for cold weather maintenance—warm up file, not saw—to prevent damage.