Yamashita Egi Sutte R 1.5 Squid Jigs Knife edged sinker & Slim head shape make for great slide action. Line eye is not swivel, It's reduce the ''break Line eye'' due to metal fatigue by long time used. Features Slim style head Knife edge style sinker Equipped with Super fine stainless steel hooks - better Hooking than regular Hook due to Sharp and wide Hooking area. Super fine Hook isn't equipped Nylon Line.It reduce to problem of break to pieces of Hook.