Uchimura Trading (Shanghai) Co., Ltd.
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We constantly all the year supply these bars for drill rods and bits.
the typical product code as below:
45CrNiMoVA
1%CrMoV
EN30B
FF710
XGQ25
55SiMnMo,35SiMnMoVA,95CrMo
specs Dia.
20-100mm 55mm 70mm