Happy E-life High Quality Right Angle Drill Attachment with 1/3 Inch Hexagonal shank Material:Aluminum alloy + Plastic. Useful attachment for drilling in confined and awkward spaces. Very popular to drill between joists or roof beams Fits in virtually any drill, air, electric, cordless etc and converts them to a right angle drill. The drive attachment allows you to drill in tight corners or at awkward angles, perfect for the professional kitchen fitter, joiner or construction worker. Package included:1x 90 degree drill.