20 Volt MAX XR Lithium Ion Cordless Brushless 1 1 2 in. Die Grinder with (2) Batteries 4Ah, Charger and Contractor Bag Freestanding ) 4 Minimum Blade Width ) 4 Minimum Blade Width 1 Cutting Capacity Height Height under Guide (In ) 1200 in Product Height (in 34 Maximum Speed (rpm) 25000 Primary Collet Size 1 4 Variable Speed Yes Battery Amp Hours 4 Ah Cordless Tool Type Die Grinder Battery Power Type Lithium Ion Battery Size Lithium Ion Voltage (volts) 20 Number of Batteries Included 2 Amperage (amps) 0 Condition New Motor Type Brushless Voltage (v) 20v Battery Charger Tool Only Number of Tools Included 1 Color Family Yellow Electronic Speed Control No Returnable 180 Day Cordless Corded Cordless Product Weight (lb The DEWALT 20 Volt Variable Speed Die Grinders offers the ability to choose from 3 different speed settings and then control that range even further through the use of a variable speed rocker switch