It is a skill that requires lots of experience, careful attention, and precision to get perfect results. However, that is not to say that DIY plastering is impossible. Of course, you can, but keep in mind that getting used to the procedure will take some time to get to know what you're doing.
Before you start putting up new plaster, make sure there isn't any flaking or cracking. If you detect any cracks or holes, use filler to seal them. Hack back any significant portions of flaky plaster and then apply a bonding agent to restore them.
It is a skill that requires lots of experience, careful attention, and precision to get perfect results. However, that is not to say that DIY plastering is impossible. Of course, you can, but keep in mind that getting used to the procedure will take some time to get to know what you're doing.
The hawk is the most essential tool for any skilled plasterer, followed closely by the window trowel. Plasterers typically use more small window trowels instead of larger trowels for work near windows—jointing knife, Plasterer's float, Sponge/sandpaper, Finishing trowel, and Bucket trowel.