calyx bit


  • 翻译:钢粒钻头

同义词

1)calyx bit,钢粒钻头2)Drill Steel,钻钢;钻头钢3)steel grain drilling,钢粒钻进4)steel for drill head,钻头用钢5)square shank ratchet drill,方头钢钻6)straight shank twist drill,无头钢钻

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