... .elegant shapefull plump welding and the smooth surface,this chain may usually used in ringing equipment stainless steel link chain1).size ... ,lever block6)Standard:Japanese standard,Australia standard,DIN766,DIN763,DIN5685,Korean standard,American ASTM80,Nacm8 4/90, U.K standard7)Finishing ... :gunny,plastic backet,carton,steel drunm with the gunny bag~~~ Korean Standard link Chain