嵌件
- 一种带内螺纹和外部凸起的金属件（通常为黄铜），用于增强塑料件中螺纹紧固件的强度。见嵌件植入。
- 粘结在变幅杆工作面上的耐磨材料块（例如碳化钛）。
- 一种内外均带螺纹的金属件，用于修复或加强内螺纹。例如：Heli-Coil（钢丝螺套）。
Insert
- A metal section (usually brass) with internal threads and external projections, used to provide reinforcement for threaded fasteners in plastic parts. See inserting.
- A piece of wear-resistant material bonded to the face of a horn (e.g., titanium carbide).
- A metal section threaded both externally and internally, used to repair or reinforce internal threads. Example: Heli-Coil.