Speedway Series Right Angle Drill Attachment with Handle & Key, Speedway 90-degree attachment allows you to drill in tight corners or at awkward angles Lubricated steel gears, 1/16" -- 3/8" CAP 1.5 mm - 10 mm CAP, For right or left hand use, 1.1 gear ratio High impact plastic body, 3/8" -- 24 THD For hand or power drill use, including portable electric drills and other drill accessories.