Hex Flange Head Screw Self Drilling Screw Tapping Screw Roofing Screw Sheet Metal Screw Fasteners Bimetal Screw

Model NO.: #8 #9 #10 #12 #14 M8 Custom request
Finish: Passivation
Color: Painted Head
Plating: Dacromet/Ruspert
Trademark: OEM
Specification: #4 #5 #6 #7 #8 #9 #10 #12 #14 M8 Custom requests
Origin: China
HS Code: 73181500
Model NO.: #8 #9 #10 #12 #14 M8 Custom request
Finish: Passivation
Color: Painted Head
Plating: Dacromet/Ruspert
Trademark: OEM
Specification: #4 #5 #6 #7 #8 #9 #10 #12 #14 M8 Custom requests
Origin: China
HS Code: 73181500

We adopts Taiwan manufacture technology and experiencesalso we possess advanced equipment and production lines and a group of outstanding technicians and administrative personnel.
With  many years experience we provide not just the best quality but also the best service, which satisfying all the customers' need
With strict quality management, our products have been well received by customers

Our main products:
Self drilling screw,self tapping screw,Tek screw,Roofing screw,Buildex screw,Particle board screw,sheet metal screw,Bi-metal screw,thread cutting screw,thread forming screw,bimetal screw etc

a)Standard:ISO15480,DIN7504
b)Dia:3.9mm---8.0mm
c)Length:9.5mm to 350mm
d)Material:Carbon steel & stainless steel
e)Plating:White/Yellow/Black Zinc,Dacromet,Ruspert,Plain,Xylan etc
f)Packing:Bulk/PP bag/Plastic box/Carton with pallets

Our screw with top quality,can drill more than 3 times without any destroy.


We adopts Taiwan manufacture technology and experiencesalso we possess advanced equipment and production lines and a group of outstanding technicians and administrative personnel.
With  many years experience we provide not just the best quality but also the best service, which satisfying all the customers' need
With strict quality management, our products have been well received by customers

Our main products:
Self drilling screw,self tapping screw,Tek screw,Roofing screw,Buildex screw,Particle board screw,sheet metal screw,Bi-metal screw,thread cutting screw,thread forming screw,bimetal screw etc

a)Standard:ISO15480,DIN7504
b)Dia:3.9mm---8.0mm
c)Length:9.5mm to 350mm
d)Material:Carbon steel & stainless steel
e)Plating:White/Yellow/Black Zinc,Dacromet,Ruspert,Plain,Xylan etc
f)Packing:Bulk/PP bag/Plastic box/Carton with pallets

Our screw with top quality,can drill more than 3 times without any destroy.

Standard Penetration Test Kit

Soil Testing Equipment

Conforming to international standard, the range includes core cutter, rapid moisture meter, sand pouring cylinder, shrinkage limit set, permeability apparatus, piston sampler, plastic limit set and many more. These testing equipment are offered at competitive prices and we also assist our clients to choose the right kind of equipment that will best suite the need.


We are manufacturer and exporter of Standard penetration Test Kit (SPT )used in soil mechanics.The standard penetration test is an in-situ dynamic penetration test designed to provide information on the geotechnical engineering properties of soil.


Online Query:
We invite trade queries from interested buyers/ importers /traders. If you wish to place an order or avail more information regarding our Products & Services you may write to us and we will get back to you as soon as possible.



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Henan YK Prospecting Machinery Co., Ltd , https://www.yydthdrillingrig.com