reinforcement screwdriver is used to fix steel reinforcement with PVC profile. Easy to carry, cheaper price, but good effect. This machine is the special equipment for fixing reinforcement steel in PVC profile.It is very easy to carry and work in outdoor building.there is one side groove near the top mouth, you only put one tapping screw, then push screw into the pvc profile, the screw will fast go into and connect the inside steel reinforcement with the pvc profile.this machine is cheaper much than the big screw fasten machine.

pneumatic type portable reinforcement screwdriver machine for pvc window and door