Product Range
- Self-tapping screws : M3-M8, All types: No. 2-No.14
- Machine screws : M3-M20
- Grade : 4.8/8.8/10.9/12.9
- Material : Carbon Steel, Alloy Steel, Stainless Steel, Brass
- Surface treatment: ZP, Phosphating, H.D.G, Mechanical Galvanized, Power Coating, Dacromet
- Salt Spray Time: 24 hours, 48 hours, 96 hours, 1000 hours…Provide salt spray report
- All types of special screws with spring washers and plain washers
- Phillip type drive
- MAllen / Socket type drive
- Slot type drive
- All other drives as per customer's specifications
self drilling metal roofing screw
1. Standard: ISO15480, DIN7504.
2. Material: C1022 with hardened.
3. Size: ST4.2-ST6.3.
4. Finish: ZP, Ruspert, MECH zinc, Dacromet.
5. Head type: CSK, pan, truss, hexagon, round, slotted head.
6. Thread type: Coarse thread, fine thread.
7. Drill tail: 3#, 4#, 5#.
8. Delivery time: Normally in 30-40 days.
9. Package: Cartons & pallets or according to customer's requirement.
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More types:
Q: Are you trading company or manufacturer ?
A: We are factory.
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Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
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Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
ews has a modern Nuts manufacturing divisi
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Product Range
- Self-tapping screws : M3-M8, All types: No. 2-No.14
- Machine screws : M3-M20
- Grade : 4.8/8.8/10.9/12.9
- Material : Carbon Steel, Alloy Steel, Stainless Steel, Brass
- Surface treatment: ZP, Phosphating, H.D.G, Mechanical Galvanized, Power Coating, Dacromet
- Salt Spray Time: 24 hours, 48 hours, 96 hours, 1000 hours…Provide salt spray report
- All types of special screws with spring washers and plain washers
- Phillip type drive
- MAllen / Socket type drive
- Slot type drive
- All other drives as per customer's specifications
self drilling metal roofing screw
1. Standard: ISO15480, DIN7504.
2. Material: C1022 with hardened.
3. Size: ST4.2-ST6.3.
4. Finish: ZP, Ruspert, MECH zinc, Dacromet.
5. Head type: CSK, pan, truss, hexagon, round, slotted head.
6. Thread type: Coarse thread, fine thread.
7. Drill tail: 3#, 4#, 5#.
8. Delivery time: Normally in 30-40 days.
9. Package: Cartons & pallets or according to customer's requirement.





More types:
Q: Are you trading company or manufacturer ?
A: We are factory.
Â
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Â
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
ews has a modern Nuts manufacturing divisi
Â
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Supermaly Generating Equipment Co., Ltd. , http://www.sdgenerating.com