prick punch
复数形式
prick punches
1
中心冲, 精密冲头
a precision hand tool with a sharp, pointed tip that is used to create small, accurate indentations or pilot marks on a workpiece
A prick punch is a type of punch tool used to create small indentations or marks on a surface, typically to guide drilling or other operations. It has a sharp, pointed tip that is used to make a precise mark on metal, wood, or other materials. The prick punch is often struck with a hammer to create a small, shallow dent that helps ensure accuracy when drilling or positioning other tools. It is commonly used in metalworking, woodworking, and other crafts to mark starting points for further work.
- The mechanic used a prick punch to mark the exact spot for drilling the hole.
机械师使用了一个中心冲来标记钻孔的精确位置。
- Before drilling into the metal, he made a small dent with the prick punch to guide the drill bit.
在钻入金属之前，他用中心冲做了一个小凹痕来引导钻头。
- She carefully tapped the prick punch onto the wood to create a mark for the screw placement.
她小心地用中心冲在木头上轻敲，为螺丝的放置做了一个标记。
- The technician used a prick punch to ensure the hole would be drilled in the right spot on the engine part.
技术人员使用中心冲确保孔会在发动机部件的正确位置钻孔。
- The carpenter marked the surface with a prick punch before starting the work on the wooden frame.
木匠在开始木框架的工作之前用中心冲标记了表面。