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| Categories | Flat Head Screw | 
|---|---|
| Brand Name: | Summery | 
| Model Number: | DIN7991 | 
| Certification: | Iso8735 | 
| Place of Origin: | Shanghai | 
| MOQ: | Negotiable | 
| Payment Terms: | Western Union | 
| Packaging Details: | Plastic bag | 
| Product Name: | DIN7991 hex socket Recessed Countersunk Head Screw | 
| Maerial: | steel | 
| Size: | 10x30 | 
| Tolerance: | m6 | 
| surface: | polish | 
| Application: | Machinery industry | 
Din7991 hex Recessed Countersunk Head Screw
| Material | 1.StainlessSteel:SS201,SS303,SS304,SS316,SS410,SS420 | 
| 2.Steel:C45(K1045), C46(K1046),C20 | |
| 3.Carbon Steel: 1010,1035,1045 | |
| 4.Aluminum or Aluminum Alloy:Al6061,Al6063,Al7075,etc | |
| 5.Brass:H59,H62,Copper,Bronze | |
| Grade | SAE J429 Gr.2, 5,8; ASTM A307Gr.A,A193 B7,B8,B8M,A194 2H, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 and etc. | 
| Finish | Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G and etc. | 
| Thread | UNC,UNF,UEF,UN,UNS | 
| Standard | ISO, DIN, ANSI, JIS, BS and Non-standard | 
| Sample Service | Samples are all in free. | 
| Certificate | ISO9001,CE, SGS, BV | 
| Advantage | 1. Competitive price; 2. OEM service available | 
| Packing | Bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand | 
| Payment terms | FOB, CIF, CFR, L/C, or others. | 
| Delivery method | by sea, by air or by express service | 
| Lead Time | 7-15 work days after order confirmed | 
| Application | Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating and etc. | 
| Notes | Special specifications and marks can be made according to customers requirements; | 



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