... > SECTION XV - BASE METALS AND ARTICLES OF BASE METAL > CHAPTER 83 - MISCELLANEOUS ARTICLES OF BASE METAL > 8301 Padlocks and locks (key, combination or electrically operated), of base metal; clasps and frames with clasps, incorporating locks, of base metal; keys for any of the foregoing articles, of base metal > Other locks > Locks of a kind used for doors of buildings > Cylinder