slotted nut 1.Material:mild steel,45#steel,40Cr,35CrMo 2.Grade:4.8,8.8,10.9,12.9 3.Finish:black oxide,phospahte,zinc...

Material	Grade	Surface	Selling points	Supply ability	Certificate
SAE1045	4.8/8.8	black oxide	realiable quality	1000 tons/month	ISO9001:2000
SAE5140	10.9	phosphating	good service
SCM432	12.9	galvanization	reasonable price	delivery time	Packing
42CrMo	12.9	dacroment	timely delivery	35-45 days/container	200pcs/carton

what we can garantee:

1. good price;

2. timely delivery;

3. strict quality control

slotted nut