[Latest Technologies] Vacuum heat treatment leads to improved cutting performance and durability. Automated manufacturing and quality control ensure precise manufacturing tolerances and consistent performance across all chainsaw chains produced. [Sharpness and Longevity] Japanese industrial hard chrome plating for increased sharpness. Hardening technology of chainsaw chains significantly increases their wear resistance and lifespan, allowing for more efficient and long-lasting cutting. [Safety] Low kickback design and ANSI standard-compliant ensure safety. Lubrication systems reduce friction and wear, ensuring a smooth and efficient cutting operation, which contributes to enhanced safety by minimizing the risk of chain derailment or breakage. Fit ECHO CS-280, CS-290, CS-300, CS-3000, CS-301, CS-302, CS-303T, CS-305, CS-306, CS-310, CS-315, CS-330, CS-330MX4, CS-330T, CS-340, CS-3400, CS-341, CS-3410, CS-345, CS-3450, CS-346, CS-351, CS-352, CS-355T, CS-360T, CS-361P, CS-370, CS-370F, CS-370T, CS-400F, ECS-2000, ECS-3000 *Only when used with Echo branded bars Fit HITACHI CS33EB16 HOMELITE UT10532 MILWAUKEE 6215 REMINGTON RM4216 SHINDAIWA 104P, 160 Electrics, 180, 300, 3005, 345, 350, 357 SUN JOE SWJ699E Fit WORX WG300, WG303, WG303.1, WG304 YARDWORKS 10A Electric, 11A Electric, 12A Electric, 9A Electric BYANE 16 Inch Chainsaw Chain, 3/8" LP Pitch, 050" Gauge, 57 Drive Links, 3 chains Fits Echo CS-3510 352 3400 400, Worx WG300 WG303 - S57 (3 Chains)