The Angel Jibril (also known as Gabriel), is known for delivering revelation. This Angel brought revelation to several Prophets, including: 'Isaa (Jesus), Musa, Dawud and Muhammad.
Verily he (Jibril) has sent it (the Qur'an) down into your heart, by the permission of Allah, as a confirmation of what was revealed before and as a guidance and good news for the believers.
Angel Mikail is said to be responsible for directing rain and wind. The evidence for this is rather sparse.
The trumpet holder and blower is Angel Israfil. He will blow the trumpet twice, on which the Day of Judgment will begin.
The Prophet (ﷺ) said: "How can I be comfortable with the keeper of the trumpet (Israfil) holding it to his lips, lowering his head and waiting for the command to blow it?" The Muslims then said, "What shall we say, O Messenger of Allah?" The Prophet said: "Say: Allah is sufficient for us and excellent is the Sustainer. We trust in Allah, our Lord." [Sunan Tirmidhi 3243 (Hasan)]
4. Malik Al-Mawt
The Angel responsible for taking the soul. He is known as Malikul Mawt. Also known as the Angel of death.
The Angel of Death who disposes of you will take your souls. Then you will be brought to your Lord.”
5. Harut and Marut
The two angels, Harut and Marut, are known as the teachers of magic. They were sent to humanity as a test. The two Angels warned the people not to learn magic from them, but they refused.
They taught others magic which was sent down at Babel to the two Angels Harut and Marut. Neither (Angels) taught, without them saying: "We are but a trial (from Allah to man), so do not disbelieve."
Hell has several Angels guarding it. The head of those gatekeepers is Angel Maalik.
"Maalik is the gatekeeper of the Hellfire." [Sahih Bukhari 1386]
7. Munkar and Nakir
The two Angels Munkar and Nakir are responsible for the interrogation in the tomb. They will ask the people about three things: Who is your Lord? What is your religion and who is your Prophet?
"The interrogators of the grave are Munkar and Nakir." [Sunan Tirmidhi 1071]