彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33彈簧劃線規(guī)KT6-107-33 彈簧劃線規(guī) 采用優(yōu)質工具鋼制成，經淬硬以及拋光 適合在金屬表面劃圓弧和圓圈 由彈簧連接和調整螺釘使測量更為精確 型號長度 KT6-107-33150mm KT6-107-34200mm KT6-107-48250mm KT6-107-49300mm