Walker Lane Resources Ltd. — Capital/Financing Update 2020

Jul 27, 2020

Form 51–102F3 MATERIAL CHANGE REPORT

Item 1. Name and Address of Company CMC Metals Inc. (the “Company”) Suite 605 – 369 Terminal Avenue Vancouver, BC V6A 4C4

Item 2. Date of Material Change

July 27, 2020.

Item 3. News Release

Press Release dated July 27, 2020 was filed on SEDAR and disseminated via Stockwatch and other approved public media on July 27, 2020.

Item 4. Summary of Material Change

Closing of $480,000 / $0.08 Unit Flow-Through Private Placement.

Item 5. Full Description of Material Change

5.1 Full Description of Material Change

CMC Metals Ltd. (the “Company”) announced it had closed its $480,000 / 6,000,000 Unit flowthrough private placement as announced pursuant to its July 7, 2020 press release having received TSX Venture Exchange approval. The financing closed with the issuance of 6,000,000 units priced at $0.08 per Unit with each Unit comprising of one flow-through common share and one transferable share purchase warrant. Every two transferrable warrants are exercisable into one additional common share at $0.10 per share for a one-year period expiring July 27, 2021. The proceeds derived from this placement are to be used to pay for the Company’s exploration program at the Silver Hart and Blue Heaven Property, Yukon. There was no finder’s fee payable pursuant to this placement.

5.2 Disclosure for Restructuring Transactions

Not Applicable.

Item 6. Reliance on subsection 7.1(2) of National Instrument 51–102

Not applicable.

• 2 -

Item 7. Omitted Information

None.

Item 8. Executive Officers

The following senior officer of the Company is knowledgeable about the material change and this Material Change Report and may be contacted:

Graham Chisholm, Secretary Telephone (604) 302-0746 / Email: gchisholm@aiscosupply.ca

Item 9. Date of Report

This Material Change Report is dated the 27[th] day of July, 2020.

CMC METALS LTD.

Per :

Graham Chisholm Secretary