Cordless Screwdriver Kits Screwdriver Kit Autofeed No Chuck Size 1/4 in Battery Included / Bare Tool Battery Included Voltage 8V Max Torque 23 in-lb No Load RPM 0 to 430 Clutch Style Standard Series 8V MAX Cordless Brushless Motor No Handle Type Pivot Cordless Tool Battery Type Li-Ion Battery Capacity 1.0 Ah Battery Included 20UH17 Battery Pack Replacement 20UH17