Boltport Fasteners LLP is a eminent supplier of Bolts, Nuts, Washers, Screws Threaded Rods, Pins, Springs, Custom Bolts and other fasteners in Singapore ... Auto Black, Zinc, Cadmium, Fluorocarbon Polymer like PTFE/TEFLON, Hot Dip Galvanizing, Dacromet, Geomet, Nickel Zinc, Chrome, Silver, Gold, Copper, etc. Dimension Standards: …Web