活动扳手（Adjustable wrench）

一个灵活省料的活动扳手，如果只是想打印玩玩可以用默认参数，只有15克重量，如果想牢固耐用，请选用PETG添加3层以上墙面及增加填充。模型里面有3个支撑，请注意其中2号支撑需要打印完毕后，移动扳手闭合才能取出。

A flexible and material saving adjustable wrench. If you just want to print and play, you can use the default parameters. It only weighs 15 grams. If you want it to be sturdy and durable, please use PETG to add more than 3 layers of wall surface and increase filling. There are three supports in the model, please note that the second support needs to be printed and closed with a moving wrench before it can be removed.