The SP Tools by SP Air 12V 1/4" Hex Mini Cordless Impact Driver, No. SP81141, delivers 66 ft-lbs of torque with a no-load speed of 2,200 rpm. It is ideal for working in tight areas. The SP581141 offers a variable speed trigger with brake, built-in LED to illuminate work area, one hour auto shut-off charge time, and an ergonomic soft grip handle. The set includes the mini impact driver, 12V maximum lithium 2.0Ah battery pack, charger, and a case.