接合器，接合工具用于接合的机械或工具 A machine or tool used in making joints.
扳手一种有固定或可调整的钳口的手用或机械工具，用来咬合、转动或扭转如镙钉、镙铨或管子的物体 Any of various hand or power tools with fixed or adjustable jaws for gripping, turning, or twisting objects such as nuts, bolts, or pipes.
制造工，技工在机械、车辆、工具的制造、使用和修理上很精通的人 A worker skilled in making, using, or repairing machines, vehicles, and tools.
