Bosch GMS 120 DetectorSku : 52190Mfgr Part # : 601081000 Delivery : Ships tomorrow.Price : $207.71 ex-gst$238.86 inc-gst.Price per : Item Add to Cart Automatic calibration avoids application errors for more reliable and confident work Locate metal and live wire in various wall types as well as wooden substructures in drywall Detects objects in walls before drilling for increased safety, ideal for renovation work