machine bolt   (TTS Sound)

The machine_bolt has 1 Senses.

• machine bolt
• a bolt with a square or hexagonal head on one end and a threaded shaft on the other end; tightened with a wrench; used to connect metal parts
• 正方形、または六角形の頭が片端についていて、もう一方の端にねじ軸がついているボルト