Apply a glob of roofing cement to the spatula or putty knife.
Seal roofing nail head.
We have used black jack bull in a tube or tamco makes a roofing chalk called tropicana 21.
Smaller nail holes will be permanently fixed by this method standard roofing nails would be either 3 8 inch or 1 2 inch making a hole 3 8.
3 use the grip rite 11 x 1 1 4 in.
Repeat these steps for each of the exposed nail heads.
It will smooth out once it dries.
The ring shank nail has larger head than the standard nail which enables it to hold shingles in place.
Don t worry if the glob looks a bit thick.
Make sure the roofing cement extends to each side of the nail head covering it completely.
Wipe the glob of roofing cement over the nail head.
Fill small nail holes with silicone caulk or roof cement.
Depends on the type of roofing shingles but normally you would use an all weather sealant.
Use the grip rite 11 x 1 1 4 in.