双头螺栓自动供料，DEPRAG拧螺栓装置自动将双头螺栓拧紧，拧紧扭力和深度自动可控。人工上料，自动出料。设备自动检测到有工件才会工作。

Stud auto feeding, DEPRAG installation system automatically turn stud with required torsion and depth. Torsion and depth can be adjustable. Manual loading work piece, finished product auto comes out. The machine will check itself and will run only when the work piece is loaded.