... pull and push,even the length reach 100 meters; 2,High quanlity; 3,Iron core, steel core, PE core, PE core is better The ... be iron, steel and PE,PE is the best;The cable can be pulled and pushed easily,even ... reaches 100 meters.In this picture, the core is made of steel.It is good, ... is the best.In this picture,the steel core,the iron core and the PE core is put together. marine push pull ...