Thread Size: 1/4-18 NPSThread Length: 30mm / 1.18 inch; Shank Side Width: 8.8mm / 0.35 inchMaterial: HSS (High Speed Steel); Total Length: 94mm / 3.7 inchStraight 4 flutes are ground to provide rapid chip removal for efficient threading.Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron.
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