hand drill
Học thuậtThân thiện
Definition
Noun: A hand drill is a small, portable, manually operated tool used for making holes in various materials. It is powered entirely by human effort, typically through a rotating crank or a pumping motion, rather than by electricity or another external power source.
Usage
The term hand drill is used to specify a type of drill that is not powered by electricity, distinguishing it from power drills. It describes the tool itself.
Examples
- Archaeologists used a hand drill to carefully extract a core sample from the ancient timber without damaging it.
- Before the invention of electric tools, carpenters relied on a hand drill for precision work.
- For small jobs in tight spaces, a simple hand drill is often more convenient than setting up a power drill.
Advanced Usage
- As a modifier: The term can function attributively to describe related items.
- The kit included several hand drill bits specifically designed for metalworking.
Variants and Related Words
- Brace and bit: A specific, older type of hand drill with a U-shaped crank (the brace) that holds a drilling bit.
- Eggbeater drill: An informal name for a common type of hand drill with a side handle and a crank mechanism resembling an eggbeater.
- Manual drill: A direct synonym emphasizing the non-mechanized operation.
- Drill (noun): The broader category of tools for making holes, which includes both hand drills and power drills.
Synonyms
- Manual drill
- Non-powered drill
Antonyms
- Power drill
- Electric drill
- Cordless drill
Related Phrases
- To operate a hand drill: Describes the action of using the tool.
- Learning to operate a hand drill smoothly requires a bit of practice.
- Hand-drilled (adjective, often hyphenated): Describes something made using this tool.
- The hand-drilled holes had a slightly irregular, authentic quality.
Noun
- a small portable drill held and operated by hand