Hex Key Set Ball Point LongThe RTYKS1512B Javelin Hex Key Set Ball Point Long 10 Piece 1. 512mm is a long ball point hex key set designed for fastening and loosening hex socket screws. The ball point ends allow access to fasteners at slight angles, making it suitable for applications where straight access is limited. This set is intended for mechanics, technicians, and general trades for workshop and site use where flexibility and extended reach are required for hex fastener