I don’t think you’ll get a many opinions about those books being true apocrypha here. Perhaps a better question would be why it is proper to include them?
Here are some Typologies of the Deuterocanonical books:
Hebrews 12:12 So steady all weary hands and trembling knees Sirach 25:23 Low spirits, gloomy face, stricken heart: such is a spiteful wife. Slack hands and sagging knees: such is the wife who does not make her husband happy.
Keywords: Weary hands and trembling knees
James 1:19 Remember this, my dear brothers: everyone should be quick to listen but slow to speak and slow to human anger; Sirach 5:11 Be quick to listen, and deliberate in giving an answer.
Keywords: Quick to listen, slow to anger
James 2:23 In this way the scripture was fulfilled: Abraham put his faith in God, and this was considered as making him upright; and he received the name ‘friend of God’. 1 Macc 2:52 Was not Abraham tested and found faithful, was that not considered as justifying him?
Keywords: Abraham and Faith
James 3:13 Anyone who is wise or understanding among you should from a good life give evidence of deeds done in the gentleness of wisdom. Sirach 3:18 The greater you are, the more humbly you should behave, and then you will find favour with the Lord;
Keywords: Wise/greater, gentleness/humbly
James 5:3 l your gold and your silver are corroding away, and the same corrosion will be a witness against you and eat into your body. It is like a fire which you have stored up for the final days. Sirach 29:10 Spend your money on your brother or your friend, do not leave it under a stone to rust away. 11 Use your wealth as the Most High has decreed; you will find that more profitable than gold.