Hexagonal 3/8" Head Self Drilling Screws without Washer 

 ***Material : C1022  carbon steel harden (tempered)

**Standard :DIN  ANSZ  BS GB  ISO

**Finish : galvanized : yellow  bule  white 

               phosphate coating : black  & gray

**Head type : hex flange head with washer or without washer

**Thread  : cosrse thread 

**point : drill point 

**Diameter : 4.8-6.3mm  (#10-#14)

  Length :  19-100mm  (3/4" -4" )

**Packing menthod : 

  export packing (carbon /pallet ) :500pcs /box *8boxes/carton  , with wood pallet . 

  General situation: bulk packing with polybag inside 25kg cartons outside ,small boxes packing inside ,cartons  

  outside

    Also according to customer’s requirement ,OEM brand welcomed .

***Our advantage: fast delivery time ,reasonable price ,the best service

***Other term :can be discuss

Products display 

14x1" hexagonal 3/8" head self drilling screw with lightning drill point ,zinc coating white

14x1 1/2" hexagonal 3/8" head self drilling screw with lightning drill point ,zinc coating white , used in metal profile and all kinds of roofing and house buliding ......

 14x1 1/2" hexagonal 3/8" head self drilling screw with lightning drill point ,zinc coating white ,with EPDM  washer , good sealing effect and waterproof ,  used in metal profile and all kinds of roofing and house buliding ......

 hexagonal 3/8" head self drilling screw with lightning drill point ,zinc coating white ,with PVC washer , good sealing effect and waterproof ,  used in metal profile and all kinds of roofing and house buliding ......

We can do all kinds of self drilling screws with hex head .....

Producing  departments

Testing report of 2016

Packing term : 

OEM brand we are welcomed , how many pieces in a box depend on the requirment of the  customer , we shall offer vaious design for our clients . 

the cheapest one of the packing menthod, loose packing in a big brown bag 

Trial order we suggest white box with out logo , then put into the brown carton 

Common packing , small color box with logo , then put into the master carton 

Nice packing , small color box with window , the user easy to see the screws inside 

At last , loading container 

 We have 19 years manufacturing of experience ,and 7 years Alibaba gold supplier , welcome to visit us  :www.chinahuhao.en.china.cn