Find supplier for customized non-standard screws

We are a supplier to offer customized non-standard screws,hollow river,non-standard sprint fastener or others you want 

it can use for Customized Fastener used for service rack,low pressure control box,19 inch control cabinet,switch control cabinet etc.

For our first cooperation,you place a trial order to try quality is more better than how much i said,

If you are interested in welcome to inquire vivi at 

email :screwsnutt@gmail.com

whatsapp +86 15992192676