Oval qhov rau cov menyuam shutter qhov rooj yob txoj kev tshuab, nws yog nrov nyob rau hauv North America thiab South American.
Torrist structure, the forming roller has high machining accuracy, and the roller use material as Cr12 with high precision work ,heat treatment, uselife is longer
Special design of oval hole , 3 stations of punching, edging and flanging at the same time, accurate hole size (152 * 25MM), accurate punching position, no half hole, flanging does not hurt finger
taug qab txiav, ceev nrog qhov 5m / min, ceev tsis muaj qhov 9m / min
Qhov ntev ntawm lub slat tuaj yeem teem caij arbitrarily hauv plc (muab tias tag nrho qhov ntev sib phim tus naj npawb ntawm qhov)