SAFE SITE 410 - Zenex Saftey Padlocks The Master Lock 410 Zenex™ Thermoplastic Safety Padlock features a 1-1/2in (38mm) wide plastic red body and a 1-1/2in (38mm) tall, 1/4in (6mm) diameter metal shackle. Designed exclusively for Lockout/Tagout applications, the durable, lightweight, non-conductive lock body is easy to carry and padlock features high security, reserved-for-safety...