Padlocks feature lightweight, nonconductive fiberglass-reinforced nylon bodies, hardened steel shackles and tamper-resistant 6-pin cylinders These lightweight padlocks comply with all OSHA requirements and offer superior temperature, chemical and corrosion-resistance Non-conductive safety padlocks are a preferred alternative to metal locks for lockout applications Each padlock is keyed differently with keys precision-machined to exacting standards, so that the key for one lock will not open another in the set