Technical parameters:Name: Pneumatic tapping gunType: Tapping toolModel: BD-1546Tapping capacity: M3-M12No load speed: 750RPMAir inlet: 1/4 "Net weight: 1.55kgStandard: ISO standardSuitable for tapping material: iron, steel, aluminum alloy, wood, plastic, galvanized steel, etc. High-quality movement, high torque and long service life.Push-button forward and reverse switch, easy to use.Used for M3-M12 tappingProduct features: fast and accurate tapping, easy to improve work efficiency, industrial-grade choice.Pneumatic tapping machine avoids the limitations of lathe, drilling machine or manual tapping, saving time and labor, not easy to rot, and the tap is not easy to break.This portable professional tapping tool is widely used in blind hole tapping operations such as metal, wood, plastic, castings, etc.Tapping specifications: M3/M4/M5/M6-8/M10/M123mm tap chuck4mm tap chuck5mm tap chuck6/8mm tap chuck10mm tap chuck12mm tap chuckSuggestions for using pneumatic tools:Please inject 2-3C.C. #60 pneumatic lubricating oil before and after daily useAfter filling the oil, please let it run freely for a few seconds.