►不鏽鋼材質
►光面處理
►刻度處理：蝕刻
►三合一組件,多種用途
►Heavy die-cast stock brass locking screw and polished steel blade.
►With markings clearly etched on both sides,fitted with a separate scriber.
►Centre head and protractor ensures the accurate location and marking of the centre of circular objects.
►Protractor is double indexed and reads 180 degrees in either direction.