The Grainger 1/2" Corded Joist and Stud Right Angle Drills are designed for tight spaces, featuring a 90-degree head for horizontal drilling into joists, studs, and trusses. They have a 1/2" keyed chuck, variable speed trigger, and are lightweight and compact. Operating on 120V power, they are double insulated for safety. Popular models include Milwaukee, Makita, and DeWalt. Ideal for electricians, plumbers, and HVAC technicians needing to drill in confined areas.