Dear sirThanks for visiting our site & have great pleasure to introduce our machine DH-7.Since established 1995 ,our D.H Company. LTD., always trying to manufacture & supply excellent socks kintting machine to domestic & foreign customers.so our machine DH-7 has taking good reputation from socks factory in domestic & exporting to CHINA, U.S.A, ASIA.1.CYLINDER DIAMITER : 3 1/2", 3 3/4"2.NEEDLE COUNT : FROM 72N THROUGH 220N3.ACTUATOR : 6 PIEZO ELECTRONIC CERAMIC ACTUATORS(8STEPS)4.SPEED : MAX 400RPM5.POWER REQUIRED : 2.5KW6.STANDARD ELECTRIC SUPPLY : 200-380V, 3PHASE, 50/60HZ7.ERECTED DIMENSION : 1M*1,25*2,4M8.PACKING DIMENSION :1,1M*1,1M*1,8M9.NET WEIGHT : 380KGS10.PACKING WEIGHT : 480KGSFor more information, please don&＃39;t hesitate to contact my mail or tel as soon as possible.*If you do inquiry second machine or vendor all of socks in korea, please contact me.another our business part, we would like to introduce our company, ACE SONIC Co., locate at 883-9, Bijeon-Dong, Pyongtaek-City, Kyunggi-Do, KOREA, has being import all kind of speaker & supply them to our customer in domestic, and more have exporting P/A system, DVD speaker after assembling speaker.now one person of our company has been worked as sales manager over 16years of speaker manufacturing company, then we have being contact many detailer & manufacturer of speaker system in KOREA.Best regards.John Kim