1. Chrome retro Classic bicycle bike bell always is the best popular sell bell, lady, Gentleman, youth always like it as a bike accessory. 2. Big Small size fit Adult and Children.
Introduction of graphite electrode Graphite electrode is mainly made of petroleum coke and needle coke as raw materials, coal tar pitch as binder, calcined, proportioned, kneaded, pressed, roasted,graphitized and machined. It is a conductor that releases