Tooth shape: Semi-chiselChain pitch: 3/8" LoProDrive link thickness (mm): 1.3Number of drive links: 99Safety drive link: YesComparison type Carlton: N1C-BLComparison type Dolmar: 492Comparison type Husqvarna: H37Comparison type Oregon: 91PXComparison type Stihl: 63PM1Comparison type Windsor: 50RG