... years experience in special fastener 1,Name:Metal step ferrule;step ferrule;metal ferrule 2,For the similar ferrule,what can we do ... C3450,C27200,etcBronzeC51900,C60600,C17200,etcAlumimum100,5052,6061,6063,etc(2),Ability for the surface finish: ElectroplateZinc plated(while,colour, ... 4,How aout the delivery?(1),Delivery port:ShangHai/NingBo(2),Delivery way to avoid the anti-dumping5,Why should you ...