DIN7504 Hex Washer Lange Head Self Drilling Screw

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Product Description

Product Name	DIN7504 Hex Washer Lange Head Self Drilling Screw
Material	Carbon Steel, Stainless Steel 201/ 304/ 316 or others.
Size	8#-1813 ~ 14#-14125
Standard Model	DIN ANSI JIS ASTM
Min Order	1000piece/ pieces

Packaging & Shipping

Packing	Inner Box + Carton Box + Pallet or Under Your Requirement
Supply capacity	10000000 piece/ pieces per month
Delivery time	5~20 days after deposit
Export market	Asia, America, Europe, Africa, markets.

Our Services

1. Reliable Supplier
2. High Quality
3. Standard Producing Technology
4. Competitive Factory Price
5. Fast Delivery

1. Reliable Supplier

2. High Quality

3. Standard Producing Technology

4. Competitive Factory Price

5. Fast Delivery

Product Picture：

DIN7504 Hex Washer Lange Head Self Drilling Screw

Q: Flat gasket with what material: Due to the standard for the 100HV, 140HV flat washers can be made of low carbon steel. General enterprises in the selection of materials, most of the materials used in Baosteel, easy to cold stamping. Here is a brief description of Baosteel standards.

Q: How does the screw twist?: The screw does not come out is generally caused by rust. Welding handle or heating is a commonly used method of disassembly, but the small size of the screw is not applicable; preferably with kerosene infiltration for several hours, and then use the vibration method of twisting

Q: Thank you for your support: If you ask this question if it is to lock up, then want to effect a little better, it is recommended to use double-sided tooth lock washer, I can give you the price of understanding, Baidu my user name!

Q: Why do you have to add a spring washer when it comes to the role of ah ah ah: The main function of the spring washer in the mechanical design, production to prevent the nut (or bolt) automatically loose, and even force.

Q: What is a screw? What is a nail? What is the concept? What is the difference!: Machine nails are mechanical bolts, mainly due to mechanical connections, due to smaller size mechanical screws

Q: M4.8 * 25 What does it mean in screw size?: No meaning that there is no one of the most close to the national standard is, M5 * 25 For example, GB70.1, M5 × 25 hexagon socket head cap screws

Q: Nominal diameter 12 washers, outside diameter?: at present our country flat washer implement related standards are as follows:

Q: What does the screw m4x6 mean?: M for the flat wire (not self-employed screw) 4 for the diameter, 6 for the length. Units are generally millimeters

Q: How much is a screw?: Let me tell you: a box of screws 500 yuan, a box of 600, how to calculate how much money? Fasteners consultants Yu Wenlong that a box of screws are the same standard, the same specifications, the same material screws, A 500600 = 083 yuan, about each is 083 yuan,