After removing the nails pins the new screws feel solid enough to hang off the gutter to do pull ups.
Replace gutter nails with screws.
Inspect your gutters 2.
Slide it into the hole on the side of the gutter and into the ferrule.
If the nail is loose simply pull it out from the side of the gutter.
To replace gutter spikes with screws simply remove the old gutter spike and insert the screw through the existing hole in the front of the gutter.
Work with one nail at a time.
Do not secure the screw into the same hole where the nail was removed.
Do not let the ferrule slip away or fall off from the roof.
However as the screw threads are larger than the original nails that s why you bought them you need to ensure that the depth of the hole is correct.
Tear out the nails 4.
If it is still secured firmly use a claw hammer to pull it off.
Snug the screw up to the gutter being careful not to over tighten it.
Then use a cordless drill to drive the screw into a new hole in the fascia board.