White Blue Zinc Plated Hex Head Self Drilling Screws for Metal

• Material: Carbon Steel
• Type: Hexagon Head
• Groove: Hexagon
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: Hex head self drilling screws
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, GB
• Grade: 4.8
• Length: 10mm-254mm
• Dia Meter: M3.0-M6.0
• Finish: Black/Grey Phosphated.Yellow/Blue Zinc Plated
• MOQ: 5 Ton
• Sample: Free
• Transport Package: Cartons+Plastic Bags
• Specification: 19mm-110mm
• Trademark: BOYA
• Origin: Tianjin
• HS Code: 7318140090
• Production Capacity: 30000 Ton Per Year
• Package Size: 37.00cm * 26.00cm * 17.50cm
• Package Gross Weight: 25.500kg

Product Description

Self Drilling Screw/Roofing screw used for iron roof,solar bracket,water proof roof screws patch,water proof tide,coloured roofing screws.
Roof screw usually have coloured roofing screws,showroom/big mushroom head roofing screw,hanger roofing screw,polycarbonate construction roofing screws. 

Self-drilling screws are available in stainless steel for weather-exposed areas and in zinc-plated steel for unweathered areas. These steel screws have a head encapsulated by chemical-resistant stainless steel. A rubber-bonded washer compresses to form a watertight seal. 
 

Product Specification:

	Hex Head Self Drilling Screw Head type:Hex head/Hex Flange Head Standard:DIN Material:C1022, C1022A ··· surface treatment:Zinc Plated, painted, Mechanical galvanized, Dacromet, Magni, Ruspert ··· Diameter:4.8mm, 5.5mm, 6.3mm ··· Washer:EPDM Washer, PVC Washer, Rubber Washer
CSK Head Self Drilling Screw Head type:Flat head/CSK Head/Countersunk head Standard:DIN7504P Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated) Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm ··· Driver types:Phillips Rib(Nib):Customized
	Pan Head Self Drilling Screw Head type:Pan head Standard:DIN7504N Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated) Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm ··· Driver types:Phillips Rib(Nib):Customized
Modified Truss Head Self Drilling Screw Head type:Truss head/Wafer Head/Buttom head/K-lath head Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated) Diameter:3.9mm, 4.2mm, 4.8mm ··· Driver types:Phillips Rib(Nib):Customized
	Pan Framing Head Self Drilling Screw Head type:Pan Framing Head/Wafer Head Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated),Phosphated (Black Phosphated, Gray Phosphated) Diameter:3.5mm, 3.9mm ··· Driver types:Phillips Rib(Nib):Customized
Bugle Head Self Drilling Screw Head type:Bugle Head Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated),Phosphated (Black Phosphated, Gray Phosphated) Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm ··· Driver types:Phillips
	Flat Head Self Drilling Screw with Wings And Ribs Head type:Flat head/CSK Head/Countersunk head Material:C1022, C1022A ··· surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated),Phosphated (Black Phosphated, Gray Phosphated) Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm ··· Driver types:Phillips Rib(Nib):Customized

Product Photos:


Package & Shipping:
Package details:
1) Sample order, 20/25kg per carton with our logo or neutral package;
2) Large orders, we can custom packaging;
3) Normal Packing: 1000/500/250pcs per small box. then into cartons and pallet;
4) As customers' require.


Factory:


FAQ:
Q: You are a manufacturing company or trading company? 
A: We are specialized in manufacturing fasteners and have exporting experience for more than 15 years.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 20-25 days if confirmed the sales contract

Q: Do you provide samples ? is it free or extra ?
A: Yes, the sample will be provided for free if you need, but the freight will be covered by our customer. If we have cooperate, the freight will be covered by our company.

Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance;
Payment>=1000USD, 30% T/T in advance ,balance before shipment.

Q: What is the advantage about your company?
A: Our company has professional team and professional production line.


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