Key Specifications (Royce 21V Brushless Drill) Feature Typical Specification (Model RBLEID21V10 or similar) Motor Type Brushless Motor (More power, longer runtime, longer life than brushed motors) Voltage 21 Volts (V) Lithium-Ion Battery Max Torque High, often around $60 text{ Nm}$ (Newton-meters) Chuck Type $1/2text{-inch (13mm)}$ Keyless Metal Chuck
