LHY機用先端絲錐● 特性：上排屑,盲孔 堅固與韌性的結合 優選材質 精密制造 高精度 耐磨耐用 種類齊全 鋒利耐磨 牢固四方柄 切削輕快 容屑空間大 光潔度高 使用壽命長 應用廣泛● Combination of Upper Chip Removal, Blind Hole Hardness and Toughness Optimum Material Precision Manufacturing High Precision Wear Resistant Variety Full, Sharp Wear Resistant and Firm Quadrilateral Shape Cutting Light Chip-holding Space, Large Smoothness and High Service Life Long life is widely used