糸いと面めん取とり

noun

light chamfering

Engineering term for a very small bevel or chamfer, often just breaking a sharp edge. The 糸 (thread) suggests a fine, thread-like chamfer.

• この部ぶ品ひんには糸いと面めん取とりを施ほどこして、バリを除じょ去きょした。

  Light chamfering was applied to this part to remove burrs.