China Quality Inspection for Round Fastener - Hex Washer Head Self-Drilling Screws with EPDM bonded washer – DaHe factory and suppliers

Quality Inspection for Round Fastener - Hex Washer Head Self-Drilling Screws with EPDM bonded washer – DaHe

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Quality Inspection for Round Fastener - Hex Washer Head Self-Drilling Screws with EPDM bonded washer – DaHe Detail:

ShenZhen Dahe Industrial Co., LTD., was founded in July 2003, headquartered in Shenzhen, including Phase1 Plant (100mu),Phase2 Plant(200mu),Phase3 Plant(300mu) , Output 80000ton/year ,It is the largest manufacturers of self drilling and tapping screws in china.
As one of the professional manufacturers of self drilling and tapping screws, it is the first manufacturer of automatic assembly line for the whole process in the domestic self drilling screw industry. It is a key project in Hebei Province and a benchmark project in Handan city. Now it has developed into the largest, highest output and most advanced intelligent automation production enterprise of self drilling screw in China.
It has more than 800 employees, including more than 20 senior engineers and technicians. Moreover, it has organized senior technicians to Japan, South Korea, Canada,Russia and other countries for sharing,exchange and learning.
We produce more than 100 type of self drilling screw in different series.

HWH screws have a built in washer to help distribute load to a wider area. Self-drilling screws enable drilling without first creating a pilot hole. These screws are usually used to join materials like sheet metal.

Application

1: For light/medium duty purpose
2: Stitch roof deck and wall panel sidelaps
3: Residential steel frame construction
4: Brick ties to steel framing

Features

1:Precise cutting edges to improve drill performance with less effort
2:Point to thread design maximize pullout performance and minimizes backout
3:Unique point to thread design extrudes the metal preventing stripout
4:Non-walking point provides fast material engagement
5:Equipped with EPDM gasket, waterproof performance is better
6:Customized different color Ruspert coating

Specification

Brand	Solidex
Product Type	Hex Washer Head Self-Drilling Screws with EPDM bonded washer
Material	carbon steel
Drive Type	Hex
Product Length	5/8″– 8″
Screw Diameter (mm)	ST4.2-ST6.3
Thread Length	Fully Thread/Double Thread
Washer	Steel+ Bonded Washer
Finish	Clear Zinc/ Ruspert coating with different color
Corrosion resistance class	C4
Product Standard	GB/DIN7ANSI/BS/JIS
Approvals	CE
Packing	Coustomer’s Requirements
Place of Origin	Hebei, China
Suitable Use Type	Suitable for Outdoor Use

NOTE:
1: M4.2 screw requires a 7 mm socket to fit.
2: M4.8 and M5.5 screw requires a 8 mm socket to fit.
3:Recommended rpm: 1200-2200/min

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