Description: Spark-proof nylon construction Perfect for the isolation of electronic energy sources and for use in hazardous areas Holds up to 6 padlocks (9mm/0.35inch shackle diameter) Fully insulated, protected against the effects of electricity Simply connect one or more padlocks along with a lockout device to the energy source to prevent operation during maintenance Specification: Material: insulation nylon plastic Overall Size: 173 x 43 mm / 6.8 x 1.7 inches Aperture: 9mm/0.35inch Package Includes: 1 Piece Non Conductive Lockout Hasp