Voltage:20V

Motor: High Performance Brushless Motor

No-Load Speed:0-2500rpm

Impact frequency:0-3300bpm

Max Torque:350N.m

Square head size：φ12.7mm（1/2"）

Standard bolts:M10-M20

Battery Capacity：4000mAh

Charger Volt&Freq.：100-240V~ 50-60Hz

Meas.:49x34x30cm

G.W./N.W.:17.5/9kgs

QTY:5pcs/ctn