![What is this for? I'm sorry if this is a stupid question. I have to learn all this on my own. : r/Tools What is this for? I'm sorry if this is a stupid question. I have to learn all this on my own. : r/Tools](https://preview.redd.it/what-is-this-for-im-sorry-if-this-is-a-stupid-question-i-v0-6c7wkxblf8ia1.jpg?width=640&crop=smart&auto=webp&s=7b5bc7494e91aab7191dcf027cc516e4c45deea9)
What is this for? I'm sorry if this is a stupid question. I have to learn all this on my own. : r/Tools
![1 pc 5 Inch Automatic Center Pin Punch Spring Loaded Marking Starting Holes Tool VER41 P30 - AliExpress 1 pc 5 Inch Automatic Center Pin Punch Spring Loaded Marking Starting Holes Tool VER41 P30 - AliExpress](https://ae01.alicdn.com/kf/HTB1jCZkQXXXXXa8apXXq6xXFXXXt.jpg_640x640Q90.jpg_.webp)
1 pc 5 Inch Automatic Center Pin Punch Spring Loaded Marking Starting Holes Tool VER41 P30 - AliExpress
![1 pc 5 Inch Automatic Center Pin Punch Spring Loaded Marking Starting Holes Tool VER41 P30 - AliExpress 1 pc 5 Inch Automatic Center Pin Punch Spring Loaded Marking Starting Holes Tool VER41 P30 - AliExpress](https://ae01.alicdn.com/kf/HTB1ta7PQXXXXXbnXFXXq6xXFXXXv/1-pc-5-Inch-Automatic-Center-Pin-Punch-Spring-Loaded-Marking-Starting-Holes-Tool-VER41-P30.jpg)
1 pc 5 Inch Automatic Center Pin Punch Spring Loaded Marking Starting Holes Tool VER41 P30 - AliExpress
![What is this for? I'm sorry if this is a stupid question. I have to learn all this on my own. : r/Tools What is this for? I'm sorry if this is a stupid question. I have to learn all this on my own. : r/Tools](https://i.redd.it/a4k2a3geus9a1.jpg)