hex head screws with washer attached roofing drilling point screws washer head

Product Description
Specification
Material 

C1022A
Diameter 
#8-#14
Length 
19mm-200mm
Surface treatment
yellow zinc plated, white/blue zinc plated/dorcument/ruspert 
Color 
yellow,silver white,blue and all RAL painted head   
Head type
 hex flange head
Usage
 building, roofing, metals,wood 
Packing
tek roof screw in bulk packing, small box, or by customers' requests
Product show
Hex Head Building Roofing Screws/Self Drilling Screws With EPDM bonded Washers:
Yellow Zinc plated Hex Head Self Tapping Screws With neoprene Washer, Roofing Screw
C1022A hex washer head thread cutting screws Type 17 for Wooden Plastic Fastener
HWH Ruspert self drilling screws roofing screws self tapping screws for wood and metal
Colored Hex Painted Head Self Tapping Screws With Rubber Washer, Roofing Screw
Reduced tail
#3 Tail




2.#4 point for 10 mm metal






3.#3 point for 5 mm metal






4.reduced point for wood 


Factory
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Quality test
Packing & Delivery
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.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.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.Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Why Choose Us
1.We have our factory.
2.Years os manufacturing and exporting experience
3.Controllable delivery time
4.Flexible payment term
5.Multi-language service:English,Russian,Spanish/French
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