Place of origin Changzhou.China Application Drilling, Trenching, Mining and Tunnelling, RecyclingCertification ISO9001:2008Material AISI4142 / 42CrMo Port of loading ShanghaiPacking Wooden case or Iron case, Carton or Plastice boxMinimum order 500 PCSPayment terms TT or L/CSupply ability 50,000 PCS/Month Delivery time 4~8 weeks |