I've tried
Advanced PDF Password Recovery only and it was perfect at unlocking my PDF and removing printing permissions.
Advanced PDF Password Recovery - Unlock PDF documents and remove editing, printing and copying restrictions instantly. Open encrypted and password-protected PDF documents quickly and efficiently. The unique, patent-pending Thunder Tables technology guarantees the recovery of 40-bit keys in under a minute! The multi-threaded low-level code is optimized for modern multi-core PCs, ensuring the best performance and the quickest recovery of the most complex passwords. Standard edition costs US $49; professional edition: US $99; enterprise edition: US $399.