filter screen : 1,Material:SUS 2,Processing method:stamping,bending 3. ... from 5T, 35T, 63T,108T,200T,315T to 630T punching machines, totally 20 sets.We can provide in-house design ... zinc, brass, plastic etc.Making process:Stamping, deep drawing, bending, punching, laser cutting, threading, welding , tapping, riveting, grindingSurface treatment:Hot ... Auto CAD, (IGS, STP, STL and X-T) metal filter screen