hand screw
hand screw — noun
1. a screw with a large head or handle that can be turned using only the hand, with
a screw with a large head or handle that can be turned using only the hand, without needing a screwdriver or other tool, often used in clamps or for quick adjustments.
Gita tightened the hand screw on her workbench to hold the wooden plank steady.
collocation: tighten / loosen a hand screw
A hand screw with a wide wooden handle lets you apply force without any tool.
typically used with a handle or knob for gripping
The carpenter adjusted the hand screw clamp before gluing the two oak boards together.
Diego used a hand screw to fasten the shelf bracket onto the wall frame.
These hand screws come in different sizes for light and heavy workshop work.
- thumbscrew
a smaller specific type of hand screw, often with flattened wings for the fingers
文法句型
a hand screw (used as a compound noun)
用法筆記
Often part of a clamp mechanism in woodworking — the 'hand screw clamp' is a common type. Distinguish from a 'thumbscrew', which is a specific small hand-turned fastener.