WOOD TAPPING SCREW M4*20
Name Specification WOOD TAPPING SCREW M4*20
Reference standard JIS/ANSI/DIN/BSI
Surface Treatment BLACK ZINC PALTING
Salt spray time 24 hours / HIGH SALT SPRAY: 24H
Product Specifications M4*L20
Nominal length L30mm±0.8
Nominal diameter 4mm±0.1
Material LOW CARBON STEEL
MICRO SCREW M1.6*L2
|The reference standard||
|Salt mist of time||
Over 48 hours/SALT SPRAY:248H
LOW CARBON STEE
2. Our company have ISO9000.
3. We can give Proposing Solutions and help our customer to solve any fastner system problem.
4.We can reply you price within 2 hours.
5. We can produce samples for you in 5-7 days.
6. We can give you drawings within 2 hours.
7. Working with us can save your time and money.
8.We can confirm 100% quality in diameter and tolerance.
9.More than 90% are returned customers.
10.We not only produce and sell products ,we also can offer you help in China as friend .
11.I would like to help you to reach your dream in my ability ,give me chance is giving yourself chance.
Our logistics information exchange :
We are factory.We not only produce customized hardware ,we also produce test machine to check quality ourselves.This is our big advantage .
It is according to the product you need and quantity ,usually in 30 days .
Yes, we can supply samples if we have stock.But if its customized , you need pay us mould fee, sample cost.
2D: PDF, CAD, JPG etc. 3D: STP, IGS, STL, SAT,PRT,IPT etc.
Yes, we can produce according to your samples .
If you have any fastners problem on your production line,we will give you solutions quickly.
Dongguan Qisheng Metal Technology Co., Ltd. is a professional manufacturer of screws and nuts and other fastener products integrating R&D, production, processing and sales. The company is located in the famous manufacturing city in China-Dongguan City, Guangdong Province. The company covers an area of 3,000 square meters.
Specializing in the production of special precision screws and nuts of various standards such as Chinese standard GB, Japanese standard JIS, British BS, American ANSI and ISO. Our equipment is advanced. At present, the smallest screw diameter that our company can produce is 0.4mm, the shortest is 0.4mm, and the longest is 300CM. The materials used are stainless steel SUS304 /SUS410/SUS 430 /SUS620, etc., red copper H95, brass C2700, aluminum 6061, titanium TI 04, etc.
Our products can meet the environmental testing standards of the European Union-ROHS, the United States–California 65 standard, Japan-SONY00259 etc., and even more stringent testing standards. At present, our salt spray test standard can reach up to 2000 hours, and the surface hardness can reach up to HV2000.
Our business policy is to serve every customer with the highest quality and fastest speed.
Please feel free to contact us if necessary.