HiKOKI 971667Z 2P Pillar Type Switch with Lock for compatible Hitachi and HiKOKI corded power tools including drills, sanders and planers. This replacement two-pole mains switch provides reliable on/off control and incorporates a lock-on function for continuous operation where applicable. Suitable for replacing a worn, intermittent or faulty original switch and manufactured to the correct specifications for precise fit and reliable electrical operation.