レンチ

レンチ is a wrench, a tool for gripping and turning nuts and bolts.

ETYMOLOGY:
From American English "wrench." The British term "spanner" becomes スパナ in Japanese.

COMMON PATTERNS:

• レンチで締(し)める: to tighten with a wrench
• レンチで緩(ゆる)める: to loosen with a wrench
• レンチを使(つか)う: to use a wrench

TYPES:

• モンキーレンチ: adjustable wrench (monkey wrench)
• パイプレンチ: pipe wrench
• ソケットレンチ: socket wrench
• トルクレンチ: torque wrench
• 六角(ろっかく)レンチ: hex key (Allen wrench)

DISTINCTION:
レンチ (American) and スパナ (British) are often used interchangeably, though スパナ typically refers to open-ended spanners while レンチ can include adjustable types.