White Zinc Plated Steel Phil. Flat Head DIN 7504P Self Drilling Screw

   We have the most accurate Inspection Equipment Instruments to test our products:

   1. Schatz Tester     2. Contour Tester     3. Hardness Tester     4. 2.5D Profile Projector

   5. Self-Drilling Screw Tester     6. Micrometers     7. Recess Penetration Gages Recess

   8. Length Gage     9. Torque Wrench

Strong Johnny International Co., Ltd. was established in 1992. We have experiences richly for the past 25 years in this industry. SJ is specializing in manufacturing screws, nuts and custom-made products for construction, automobiles and motorcycles. We provide merchandises with many different kinds of materials. We have been taken the latest technologies as the starting point, communicate and negotiate constantly with improvement of our production processes. We provide stable product quality, on-time delivery, and competitive prices. We will surely meet your needs. Strong Johnny is your best and only choice.

Main Products:

The main products include stainless steel screw, welding stud, shear stud, ARC stud, CD stud, Self-drilling screws, tapping screws, machine screws, concrete screws, roofing screws, wood screw, drywall screw, deck screw, and more.

Management Certification:

ISO 9001:2000 ISO 9001:2015

Main Markets:

North America, South America, Eastern Europe, Southeast Asia, Mid East, Western Europe

Strong Johnny International Co., Ltd.

TEL : + 886-7-6241289

FAX : + 886-7-6241287

E-mail : sales@ sjscrew.com

Office : No.132 Bihong St., Gangushan Dist., Kaohsiung City 82064 Taiwan (R.O.C.)

Factory : No.2, Aly. 55, Ln. 2, Gangshan N. Rd., Gangshan Dist., Kaohsiung City 82063, Taiwan (R.O.C.)