1,non-standard brass nut 2,Commonly used in large-scale mechanical devices. 3,High accuracy. non-standard brass nut1) Material: different kinds of stainless steel, ... polishing, zinc plating, nickel plating or chrome plating, phosphating etc5) Quality assurance in accordance with ISO9001:20006) Parts are produced according ... only to present the scope of our business activities, non-standard brass nut