Brother Groups Holding Co.,Ltd

Our fasteners are made of carbon steel, stainless steel, brass, aluminum of other special materials. Productions are carried out in conformity with DIN, ASTM, JIS, ISO or any other Standard and non-standard specifications, or against customers' special requirements, in grade:DIN4.8, 6.8, 8.8, 10.9, 12.9; ANSI GR2,GR5,GR8; Stainless A2-50, A2-70, A4-70, A4-80.A variety of surface treatments can also be provided, such as black, electro-plating, hot dip galvanizing, brass-plating, dacromet, etc.
The main products are:
    Nut: Hex nuts, Square nuts, Nylon lock nuts etc.
    Bolt: Hex bolt, etc.
    Washer: flat washers, spring lock washers etc.
Others: Threaded rod including the 4.8-12.9、B7、B7M、L7、L7M、B16.
 
Most of our products are exported to especially Europe, America, Japan etc.
 
In 2009, we passed the DNV ISO9001:2008 quality management system certification and passed the quality tracki... [Details]