机械焊接吹管 machine welding torch

乙炔焊接吹管 acetylene welding torch

万用焊接吹管 universal blowpipe

焊接吹管火口 welding tip

吹管焊接 solder with the blow tube ; blow pipe welding

气动焊接吹管 pneumatic welding torch

焊接用吹管 soldering blow pipe

乙炔接焊吹管 acetylene welding torch

焊接用吹风管 Blow pipe for welding