NAME:stainless steel self -drilling screw—hex.washer head~~~
Material quality:SUS410;（SUS304 or Other materials manufacture other quoted price）~~~
Drill tail:3#  (  4# , 5# Other request other quoted price)~~~
Specification: 5.5*19(Other request other quoted price)~~~~

This price only refers to the product price, does not contain other~~~

We blueprint which or sample production manufacture provides according to you!