Stainless Steel 304 Black Screw /A2-70 Hex Socket Countersunk Machine Screw /Customized Screw with Nylon Patch Sandblasting and Blackening Fastener

• Material: stainless steel 304 ,SUS304,SUS302
• countersunk hex screw
• Non standard screw
• Cold forging process for manufacturing
• Size : M4 
• Thread type: machine thread
• Finish: Polishing Sandblasting blackening ,PTFE,polytetrafluoroetylene,f4 Black color
• Marked: KS or by your needs
• Size and Material can be customized by your specific needs.

If you are looking for the cold forging fasteners manufacturer, look no further than kinsom fasteners.
Kinsom provide you high quality product and service with customized size,finish,detail requirements cold forging fasteners.
If you are seeking no more than of cold formed items,even kinsom can supply you related precision metal parts with the second processing to meet your demands.
 
OEM service is available.Send your drawing to us,let's talk more details.

Customized fasteners:

Welcome to visit us:

How you can trust us?

1.Certificated 9001.2015 system, IATF16949:2016 factory.Prodcuts test pass Sgs, ELV,Rohs 2.0, IMDS,PPAP III level;

2.We are also audited by SGS, BV from Made In China, Certificated company;

3.Stable supplier, Strict production flow and inspection work;

4.More focus on producing the quality products, and providing customer service and ability to meet customer requirements. To face the challenges of world manufacturing market, we still make sure our quality and service to maintain satisfaction of customers.
5.Over 20 years experiences staff ,more focus on the technicals on forging and mahchining process.Help you find the more 
competitive way to get the parts.
6.Produce fasteners and provide service in Automotive components, construction building material,machine equipments ,electronics
industry. 
7.OEM and ODM are welcomed.
 

Kinsom can take control those following items in house:

1. Go/no go plug gauge test (all test tools are calibrated by professional third party every year)

2. Dimension

3. Proof load test

4. Torsional strength test

5. Rockwell hardness

6. Superficial rockwell hardness

7. Vickers hardness

8. Brinell hardness

9. Micro hardness

10. Salty spray Test