Sure Safety offers Yellow/Red Lockout Hasps. Sure Safety is an ISO 9001:2000 certified company. The Yellow/Red Lockout Hasps are specifically designed so that up to 6 workers can lockout the same equipment. This machine is essential for maintenance and repair work. The equipment cannot be re-energized until the last lock is removed. The Yellow/Red Lockout Hasps is manufactured from 12 gauge steel that is epoxy coated to give superior resistance to rust and added dielectric strength.