Ji 'nan hinge guardrail (or slide window hinge, handle, conflict) between sash and frame sealant is to ensure the quality of the flat open fence as the main accessories.
济南护栏的合页(或滑撑窗冲突铰链)、执手、框扇间的密封胶条是确保平开护栏网质量最为主要的配件。
2
Each combination dies, assorted with the press machine, can complete all punching procedures of window frame and window sash of one specification.