Our company has our own manufacturing base to supply series of electrical alloys. All of our products exported have been upon strict test and inspection by a group of trained and experienced staff. We have ability to supply in large volumes in shortest time. Furthermore, variety of specifications and shapes can be available as per customers’ requirement, especially for Button Contacts, and Tri-metal Contact Rivets, etc. We promise we have superiority over others in fast delivery, competitive price and high quality. Specifications: 1. Head diameter: 2.2-8mm 2. Shank diameter: 2-4mm 3. Depth of shank's hole: 1.5-4mm 4. Contact material: AgCdO, AgNi, AgSnO2, and other common material