what is that ? what is it's name i need to know asap as i am going to need it in project ... https://ibb.co/g4LRGmS https://ibb.co/Bwsh28y
I'm so unfamiliar with this stuff but posting this on r/Woodworking or r/Carpentry might give you a faster answer.
Yeah, as Cutter Masterson said above, it's a jig for drilling angled holes for joinery and so you can hide screws.
Google Lens gave some result. One of em is an Amazon link. https://www.amazon.com/Kreg-K4-Pock...ee5480e4c35cb34eef8598f470d5ec&language=en_US