car 22 hex lug nut wheel nuts
1) salt spray test: more than 72 hours
2) plating: 4 layers nickle+1 layer chrome,our thickness of nickle ≥28μm
3) warranty: 1 year
4) testing: 100% from product to packing
5) finish: chrome,zinc,blacking,dacromet,color electrophoretic and mucn more
6) grade: 6/8/10
7) black chrome, we also can do
(1)Production manager arrange the production task. Inspector control the quality.
The workers get the “daily production and quality record” and products drawing from workshop manager. Then get the products from warehouse keeper.
(2) After getting the products, the worker look over the drawing, and make first product then give this product to inspector. When inspector confirm the product is qualified, he will give “certificate of first product inspection” to worker
(3)Then worker make volume production. The worker will inspect and check the products every hour, and do the records timely, finish the production task with good quality. The inspector will also check the products every hour
Description of Wheel Nuts And Bolts
Carbon steel, alloy steel
Chrome,Black Chrome,Blacking,Color Electroporetic,Titanium or as request
3/4" or 2/3" or 13/16"
M12*1.25,M12*1.5,M12.1.75,M14*1.25,M14*1.5,M14*2.0, and etc.
OPP Bag,Neutral Box,Color Box,Head Card,Plastic Box or as request