Color Painted Hex Washer Hex Head 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. 

Roofing screw color painted head hex washer head hex head self drilling screw

FAQ: 

Q1: Are you trading company or manufacturer ?
A1: We are factory.

Q2: Can I visit your factory?
A2: Yes! Warmly welcome to visit our factory. It would be Great if you can inform us in advance.

Q3:The quality of your products?
A3:The company has advanced production and testing equipment .Every products will be 100% inspected by our qc department before shipment

Q4:How about your price?
A4:High quality products with reasonable price. Please give me a inquire, I will quoted you a price for you refer at once.

Q5:Could you provide free samples?
A5:We can provide free samples for standard fastener, But the clients will pay the Express charges.

Q6: What's your Delivery Time?
A:Standard parts: 7-15days,Non-standard parts: 15-25days.We will make the delivery as soon as possible with the guarantee quality.

Q7: How should I order and make payment?
A7:By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment.