Explain most use end mill material | what is special cutter? | HSS end mill me kiyea reheta he

[@puranjanmallik4880]

nice work

[@pratapsinhzala4875]

Thanks

[@amarpatil2995]

45'55hrc?

[@gouarvsaroj994]

Mujhe bhi sikhna hai contact kaise kare

[@KishoreKumar-zo1jh]

Hi bro kindly please do vid in English