• 

  DIN933 Titanium Hexagon Head Bolts

  Negotiable

  Homepage:

  Baoji Top Star Non-ferrous Metals Co., Ltd.

• 

  Copper Steel for Cartridge Case

  Negotiable

  Homepage:

  Ningbo Riyi Alloying Technology Co.,Ltd

• 

  Nano Silicon Dioxide CAS No: 7631-86-9

  Negotiable

  Homepage:

  Shanghai Xinglu Chemical Technology Co.,Ltd