How to interpret engineering fit designation

About 45 H11/c11
Basics of fundamental deviation diagram
Example of 45 H8/f7 clearance fit
Example of 45 H7/n6 transition fit
Example of 45 H7/p6 interference fit
Applications of H8/f7, H7/n6 & H7/p6 in Session - 18

[@Premkandhi]

Hi Sir, thanks for your valuable videos. Do u know on how to calculate tolerances for threads? can u pls make video on how to calculate thread tolerances between OD thread and ID tap. Also please explain about Pitch error in threads if you r aware and how to calculate them sir pls.