Black & Decker 18V Cordless Drill, Circular Saw, and Stud Sensor Combo Kit 18V Macao Cordless Drill - GC1800 Variable speed / reverse provides controlled drilling and driving in a variety of materials 24 position clutch prevents screws from stripping Keyless chuck makes bit changing quick and simple 18V 6-1/2-in Cordless Circular Saw - BDCS1806