Details: 1. Weight: 7kg 2. Needle length: 52mm 3. Needle style: fine/thin 4. Air pressure: 0.5-0.8 Kpa 5. Material: Aluminum 6. Packing: 1 set/carton After-Sales Service * We teach you how to use the machine * We teach you how to repair the machine * If you can not fix it, just send it back to us. we will repair for yousocks tagging machine factory website:http://www.ywaurora-machine.co....m/socks-tagging-mach