The Master Lock No. S33KAS Global Zenex Thermoplastic Snap Lock Safety Padlock Keyed-Alike Sets features a 1-3/8in (35mm) wide thermoplastic black body and a 1-1/2in (38mm) tall, 3/16in (5mm) diameter marine Grade 316 stainless steel shackle for superior corrosion resistance. Thermoplastic body withstands chemicals and extreme temperatures while being lightweight. Designed specifically for safety lockout/tagout applications, the high-security reserved for safety 6-pin tumbler cylinder complies with the "one employee, one lock, one key" directive. Write-on, multi-language padlock labels are included for on-site customization.