Makita UC4030A Commercial-Grade 16-Inch 15 amp Electric Chain Saw with Tool-Less Blade And Chain Adjustments One-touch ""tool-less"" blade and chain adjustments for easy operation and maintenance Rubberized grip handles are ergonomically designed for comfort and easy handling Large trigger switch with soft start for smooth start-ups Built-in current limiter helps protect motor from burnout by reducing power to motor when saw is overloaded Large oil resevoir with view window allows operator to check bar oil level Automatic chain oiler for heavy continuous cutting Electric chain brake for maximum productivity Double insulated for operator protection 16"" Chain (528-092-656) 16"" Guide Bar (442-040-661) Chain Cover (952-100-630) One-touch tool-less blade and chain adjustments for easy operation and maintenance Rubberized grip handles are ergonomically designed for comfort and east handling Large trigger switch with soft start for smooth start-ups Built-in current limiter helps protect motor from burn-out by reducing power to motor when saw is overloaded Large oil reservoir with view window allows operator to check bar oil level