Product name: four head corner crimping machine¡ªaluminum windows and doors equipment from Jinan Sunny Machinery CO.,LTD Aluminum windows and doors machine from China professional manufacture. used for corner punching and riveting combination of aluminum win-door four corners connecting at one time are available clamping device can move front and back automatically, easily operation wide profile processing range due to convenient corner combining cylinder setting head feeding adopts high helical pitch ball screw-lead controlling, hihg accuracy imported CNC system, convenient operation. Remarks of aluminum windows and doors machinery Pkg: Each PC In Wooden Cases Terms: Freight On Board (FOB, Qingdao Port) From Qingdao, China To_______, Delivery Time: 45 Days After We Receive Your First Payment Payment: Telex Transfer (T/T), L/C Our Trademark: SUNNY If you have specific parameters and requirements for our aluminum windows and doors machine, customization is available