Product Parameters
| Specification Item | Description |
|---|---|
| Pitch | 3/8" (9.32mm) |
| Gauge | .063" (1.6mm) |
| Bar Construction | Laminated 3-plate / Solid steel / Hard nose |
| Sprocket Nose Teeth | 11-tooth (standard professional configuration) |
| Bar Tail Mount | 3003 (STIHL) / K095 / D009 / D025 (brand dependent) |
| Bar Length Options | 16" – 36" (40cm – 90cm) |
| Material | 60Si2Mn steel / Chromium-molybdenum steel / High-grade alloy |
Product Description
Product Details
1. Heavy-Duty .063" Gauge for Professional Use
The .063-inch (1.6mm) groove width is the thickest common gauge specification, providing increased chain stability and durability for professional heavy-duty saws . This gauge resists chain derailment and wear in demanding applications such as milling, felling large diameter timber, or working in dirty/abrasive conditions .
2. Sprocket Nose with Maintenance-Free Closed Bearing
Features a precision sprocket nose (typically 11-tooth) with a closed bearing design, eliminating the need for greasing and ensuring reliable performance in all conditions . The sprocket nose reduces friction and heat buildup while guiding the chain from the top to the bottom of the bar .
3. Durable Multi-Plate Laminated Construction
Manufactured from three electrically welded metal plates of high-grade steel, providing exceptional rigidity for fast, safe cutting while remaining significantly lighter than solid bars . The rails are induction hardened for wear resistance and long service life . Some models feature replaceable sprocket noses and laser-milled cavities for up to 30% weight reduction .
Products Package
About Us
Production
Quality control
FAQ
Q1: What is the difference between .050", .058", and .063" gauge guide bars?
A: Gauge refers to the width of the groove on the guide bar. Thicker gauge bars (.058" and .063") are used on professional heavy-duty saws for increased durability and chain stability, while .050" is common on smaller homeowner saws . The .063" gauge provides maximum resistance to chain derailment and wear in harsh conditions such as dirty wood or frozen timber .
Q2: Which chainsaw brands are compatible with 3/8" .063" guide bars?
A: Compatible with professional chainsaws from STIHL (3003 mount), Husqvarna (D009 large mount, K095 small mount), ECHO (K095 mount), Makita, Dolmar, Jonsered, Poulan Pro, and many other brands . Check your saw's specific bar mount type and drive sprocket pitch before purchasing.
Q: How does your quality control?
A: Quality is priority. Our inspection team always pay great attention on quality control from the beginning to the end of the production. Every product will be carefully inspected before shipment.
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