The Bi-metal Self-Drilling Screw combines 300 series Austenitic Stainless Steel with Alloy steel drill point.
It is designed for attaching into 0~12 mm steel sheet. It not only provides corrosion resistance capability, but also features a benefit that drills hole, forms mating thread, and clamps home will be in one easy operation.
The Bi-Metal Self-drilling screw is designed for use in the construction engineering particularly for roofing and wall construction.
 
 

Sheh Kai Precision Co.,Ltd., founded in 1992, is the largest dedicated manufacturerand exporter of the Bi-Metal Self drilling fastener in Taiwan. As the leader of this field, ShehKai has built its reputation by offering best price just-in time delivery and extremely good quality for our bi-metal self-drilling fastener product. Our special production processes have being improved continuously and been certified to ISO 9001: 2000. Continuous innovation for new technology is our goal and will never be ceased.
 The Bi-metal self-drilling screw is in the form of 300 series Austenitic Stainless Steel fastener for the metal-to-metal applications with drill point made of hardened Alloy steel. It is designed for attaching into 0~12 mm steel sheet. It not only provides absolutely corrosion resistant capability, but also features a benefit that drills hole, forms mating thread, and clamps home in one easy operation. The Bi-Metal self-drilling screw is designed for use in the industrial construction particularly for roofing and wall cladding system. Using the Bi-metal self drilling screw will no longer need for using pre-drilling tools in assembly which will eliminate hole-making and tapping cost. Furthermore, time and labor will be saved since assembly steps are reduced. 
Besides the Bi-metal Screw that we have 15 years of manufacturing experience! We have supply the wide range of the 300 series Austenitic Stainless Steel screw. Please inform us if you have special interest in the SS screw! 
The company`s reach extends to customers in more than 20 countries, particularly in Europe. We continue to expand our product line and service to meet emerging customer needs. We are delighted to provide first-rate service and support to meet specific customer specification. 
We will always regard the long-term nature of the partnerships with you as the highest possible compliment. We want to reward your trust by offering our know-how in the manufacturing the Bi-metal self-drilling fasteners.  For any further information related to our company, products and price, please do not hesitate to contact with us or visit our web site http://www.shehkai.com.tw/