ABUS 74HB/40-75 MK Safety Lockout Non-Conductive Master Keyed Padlock with 3-Inch Shackle, Black Solid aluminum body identifiable by non-conductive colored covers and plastic coated shackles provide intrinsically safe protection Intrinsically safe, fully electrically insolated, compact and lightweight Standard 6-pin brass cylinder for maximum weather ability and key differences Custom keying, laser engraving and charting available Available: KD, KD, M and GMK in 8 bright colors for easy identification