The drawing of Black Cross Round Head Self Drilling Screws GB70-85 as below:

We serve size from M1.2 to M8 to meet your particular requirements, Or your requirements is beyond our standard specifications. Send us your drawing to discuss more details to be sastified your enquiry then.

* Notes: Measurement by manual, different batch have a lot of difference in tolerance range. If precise value is critical factor based on your requirement. Feel free contact our sales rep. to Confirmed.

Except Black Cross Round Head Self Drilling Screws GB70-85, We have another kinds of screw to serve all of you.
Welcome to send us your enquiry for specific products.

Except Screws, We provided Nuts, Nuts/Nails, Washer, Gasket and another hardware accessories etc. Neutral Size or OEM Service.

There is flowchart for Black Cross Round Head Self Drilling Screws GB70-85.

Our oversea sales office is located in Shenzhen City, Guangdong & Haikou Hainan, and sourcing department & warehouse was located in Guangzhou City, Guangdong. All orders of yours would be shipped out from Warehouse in Guangzhou.

Direction of Googgle Map to Haikou Office: Room 1805-1, Floor 18^th, Xinda Business Building, Guomao Avenue, Longhua District, Haikou Hainan, P.R.C.
Direction of Googgle Map to Guangzhou Office: Room 102, No. 7 10^th Street Eastern Caier village, Donghuan Street, Panyu District, Guangzhou. P.R.C.

Now, please allow us to introduce our sales representative Mr.Alvin Wong to all of you.
One more thing, Pay more attention to our main products: Screws, Nuts/Nails, Washer, Gasket and another hardware accessories etc.
Thank you so much!