1: Bar Length: 50cm; 2: Pitch: 0.8cm LP; 3: Gauge: 0.1cm; 4: Number of Drive Links: 76; 5: Saw Chain Type: Semi-Chisel. Designed for safety, UL approved, meets ANSI standards. Semi-chisel with low kickback. (Replacement saw chain requires exact identification for each chainsaw and cannot be assumed based on bar length or chain type) Material: Imported steel, high toughness, unbreakable. Joint: Heat-treated and hardened rivets to ensure smooth cutting and optimal lubrication. Finish: All chain cutters are coated with high-quality industrial hard chrome, which ensures better wear resistance. Durability and Easy Maintenance: Low kickback and low-vibration chain for durability and easy maintenance. The shock absorber drive link, combined with a depth gauge, provides reduced kickback with strong performance. Half-chisel with low kickback. Currently used by thousands of professional arborists. More efficient: When replacing 20-inch chainsaws, simply turn the screws on the chainsaw, remove