锯条与锯弓的连接处设置固定螺母，在使用新锯条时固定锯条；
A fixing screw nut for fixing a new saw is arranged at the junction of the saw and the saw bow .
组合式多功能手锯，包括锯条、锯弓和手柄；
A combined type multipurpose handsaw includes a saw blade , a bow and a handle .
锯弓