Italy sold a total of 5.5 billion euros ($5.9 billion) in bonds, at the top of its planned issue range.
The Treasury sold a three-year bond maturing in October 2018 at 0.11 percent, down from 0.25 percent a month ago and a record low.
Bids totalled 1.9 times the 2 billion euros sold.
The bond was issued for the first time in mid-October at an auction that was covered 1.5 times.
A September 2022 seven-year bond was sold at 0.98 percent down from 1.24 percent at last month's auction and the lowest since April.
The bid-to-cover rose to nearly 1.9 times from 1.5.
Italy also sold two 30-year bonds for a total of 1 billion euros. It paid 2.64 percent on an August 2039 bond and 2.71 percent on a September 2040 issue.
Investors requested a total of 2.1 billion euros of the two extra-long maturities.
Comments by ECB President Mario Draghi to European Union lawmakers on Thursday cemented expectations the ECB may act next month as he said signs that a key inflation measure was improving had weakened.