i BOUGHT A COLONIAL BLADE SHARPENER FOR THE 45 MM -- DOES A PRETTY GOOD JOB, YOU CAN SHARPEN THENM A FEW MORE TIMES TO GET SOME MORE LIFE FROM A BLADE. NEVER AS PERFECTR AS BRAND NEW BUT GETS RID OF ALL THE LITTLE ANNOYING NICKS.
CONNECTING tHREADS HAS THEM FOR I THINK IT WAS $14.95