The 40V max XGT Brushless Rear Handle 10-1/4 in. Circular Saw (GSR02Z) provides cordless convenience, while taking on high-demand applications. The Makita-built brushless motor delivers 4,000 RPM for faster cutting than corded. It cuts 4X the material in a single pass with an extra large cutting capacity of 3-3/4 in.. This saw is ideal for framers, builders, roofers, forming, and more. The GSR02Z offers 56-degrees bevel capacity with positive stops at 22.5-degrees and 45-degrees and a bevel up to 56-degrees. The saw features an electric brake for maximum productivity and a die-cast magnesium base. Automatic Torque Drive Technology adjusts cutting speed under load for optimum cutting performance. The saw is also equipped with Makita's Extreme Protection Technology (XPT), is a series of integrated seals designed to improve a tool's operation in harsh conditions by channeling water and dust from key internal components. XGT is a system of equipment, tools, batteries, and chargers utilizing 40v max lithium-ion batteries. XGT is engineered to deliver high power to take on high-demand applications, allowing users to completely transition to a cordless job site. XGT is equipped with advanced brushless motor engineering, intelligent digital communication, and superior durability features to outpower, outsmart and outlast the competition.