Certificate of Registration This certifies that the Quality Management System of NylokMex S. de R.L. de C.V. Calle Alemania 310-13 Parque El Sabinal Apodaca, Nuevo Léon, 66645, México has been assessed by NSF-ISR and found to be in conformance to the following standard(s): ISO 9001:2015 Scope of Registration: Coating Processor Specializing in metal Fastener industry Tom Chestnut, Sr Vice President - ISR, NSF-ISR, Ltd. Certificate Number: C0540844-IS2 Certificate Issue Date: 09-JUL-2020 Registration Date: 13-JUL-2020 Expiration Date *: 12-JUL-2023