The 20V+ Cordless Infinium 1/2" Drive Impact Wrench Kits, Nos. MCL2012BIBK, MCL2012BIGK, and MCL2012BIMK, from Matco Tools, are equipped with an advanced brushless motor technology that delivers 1,800 ft-lbs of nut-busting torque, surpassing the 1,600 ft-lbs of the previous generation. The power setting control feature allows technicians to limit forward torque, ensuring fasteners are never over-torqued. The variable speed trigger provides quick and precise adjustments to power output. Built compact, this tool features a patented impact mechanism that reduces vibration all within a sleek 8" overall length design. The wrench kits come in three colors, green, blue, and orange.