Stanley FATMAX 20V 6.35mm Cordless Brushless Impact Driver - Model SBI810D2K-B1

Features:
~ Brushless motor technology for improved power efficiency and longer runtime
~ Integral battery state of charge indicator for convenient monitoring of battery charge levels (SBI810D2K)
~ Powerful motor providing up to 2,800 rpm, 3,500 bpm and 170 Nm of torque for driving larger fasteners and other high torque applications
~ Quick release chuck for easy one-handed bit changes
~ Integral LED worklight for improved visibility

Specification:
~ Chuck: 6.35mm ( 1/4" )
~ Voltage: 20V
~ Capacity: 2.0 Ah
~ Chemistry: Li-Ion
~ No Load Speed: 0 - 2800 rpm/ min
~ Beats ( BPM): 3500 bpm
~ Max Torque: 180 Nm
~ LED Light: Yes