ALCB620/100 DRYWALL SCREWS BUGLE HEAD SCREWS 6gx20mm Attributes Certificate No:IECEx IMQ 14.0007XStandards:IEC/AS/NZS 60079 (.0, .1, .7, .31)IEC60259Material:Brass, Nickel PlatedTemperature Range: -40°C to +80°C/-60°C to +80°C