Quantico conda steele limited produces axle bearing steel balls, 201 304 316 316 l stainless steel balls, 420,440,440 c stainless steel beads, carbon steel steel balls, etc., with full specifications, providing precision g10, g16, g20, g28, g40, g60, g100, g200, g500, g1,000 steel beads, according to the gb3081-2013 standard。