1/4 Hex Head Self Drilling Roof Screw With Epdm Washer

The standard of screw is DIN, ANSI, GB, JIS, ISO and BSW, also we can product un-standard fastener items as your requirement

We are specialized in manufacturing all kinds of steel screws, (1006-1010, 1018-1022, 1035-1045, 10B21), stainless steel screws (315, 302, 304, 201) and 12.9 alloy steel screws with high grade stamping raw material to ensure the top quality screws.


Hex Head Self Drilling Roof Screw With Epdm Washer Product Description


What are roofing screw, and how do they work?

Roofing Screws Teks Roofing Screws provide secure metal to metal fastening with strong holding power, without the need to pre-drill. The self-sealing neoprene washer provides a waterproof seal. The premium finish provides exceptional corrosion resistance in harsh outdoor environments.


 Head Type

Hex Head, Flat Head, Pan Head, Round Head, Hex Washer Head

Size

ST2.9, ST3.5, ST4.2, ST4.8, ST5.5, ST6.3 (#4 - #14)

Length

10 ~300mm

Ponit No.

#3, #3.5, #4, #5

End Points

Drilling, Tek,Type17, Tapping, Spoon, Wing Tek

Thread

Thread: full thread, half thread, partical thread, AB, A ,C thread

Groove

Philips, pozi, slotted, hex, square, socket, combined

Packing

Small Box+carton+pallet Or customized by client request

Surface

Polish, Plain, Galvanized (Various of color), Paint, Power Coated, Nickel, Ruspert

Material

1.Stainless steel

SUS201,304,316,410

2.Carbon steel

C1018,C1022,C10B21,C10B33,C1035,C1045,40CrMo,42CrMo

3. Alloy steel

SCM435,C10B21,C10B33

Standard

DIN7504k

Application

Building,Industry,Furniture,Sanitary,Electronics,Traffic.



Hex Head Self Drilling Roof Screw With Epdm Washer Applications:


FAQ

Q1: What is your main products and material supply?
A1: Our main products are Electronic screws,Sems screws,Tapping screws,Chicago screws,Shoulder screws etc. Special Non-standard studs,Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy,Stainless Steel, Brass, Copper ,Titanium alloy or according to your requirement.

Q2: When can I get the price?
A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours.Any urgent cases, please contact us directly by phone or send email to us.


Q3: What about the transportation and delivery date?
A: If the weight of goods more than 80kg,Normally we use shipment to transprot the orders. It is about 20-30days . If the weight of goods less than 80kg,or there are urgent, we can send the goods via air express,It is 3~5 days.


Q4: What's your packing?What to do in case of damaged goods during transport?
A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.


Q5: Can I get discounts?
A: Yes, for big order, frequent customers, we give reasonable discounts.


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