Material: steel c1022
Head Style: HEX
Place of Origin: handan city , China
Brand Name: JK
Model Number: Self Drilling Screw
Standard: DIN, ANSI
Product name: Hex Washer Head Roofing Screw
Head type: Truss Head
Size: #6-20 M3.5 #8-18 M4.2
Key words: Self Drilling Screw With Rubber Washer
Advantage: high quality,waterproof,custom
Type: Hex Washer Self Drilling Screw
Create their own threads when driven into material
Zinc Plated Steel fasteners are suitable where strength and corrosion resistance are primary considerations
The self-drilling screw possesses a drill point enabling it to drill in its own hole in thin gauge steel
FAQ
1.Why choose us?
We are specialized in Fasteners, with professional production and export experience, we can provide you with high-quality customer service.
2.What’s your main product?
We mainly produce and sell various self drilling and tapping screws,self drilling screws,drywall screws,chipboard screws,roofing screws,wood screws etc.
3.You are a manufacturing company or trading company?
We are a manufacturing company and export.
4.How long is your delivery time?
It is according to your quantity.Generally,it is about 30 days.
5.Do you provide free samples?
Yes, we provide free samples only.
6.What’s your payment terms?
Mostly we use 30% advance payment by T/T, 70% before shipment.
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