Rimfire Pacific Mining (ASX: RIM, 'Rimfire' or 'the Company') is pleased to advise that a Reverse Circulation (RC) and Diamond drilling program to test a high-priority copper target on its 100% - owned Valley Project is well underway.

To date 4 RC holes (FI2404 - FI2407: 471 metres) and 1 diamond tail (FI2404: 513.5 metres) have been completed. Favourable Ordovician host rocks (Raggat Volcanics) and visible sulphides (predominantly pyrite and chalcopyrite) have been intersected in two of the holes - FI2404 and FI2407.

Commenting on the announcement, Rimfire's Managing Director Mr David Hutton said: 'Drilling of the high-priority copper target at the Valley is well underway with holes completed to date confirming the presence of favourable rock types and sulphides. Drilling is continuing as well as geological logging and sampling of drill core, and we look forward to providing further updates when new information becomes available'.

Contact:

Tel: +61 417 974 843

About Rimfire

Rimfire Pacific Mining (ASX: RIM, 'Rimfire' or the 'Company') is an ASX-listed Critical Minerals exploration company which is advancing a portfolio of projects within the highly prospective Lachlan Orogen and Broken Hill districts of New South Wales.

The Company has two 100% - owned copper - gold prospective projects that are located west of Parkes and Orange in central New South Wales: The Valley Project - located 5km west of Kincora Copper's Mordialloc porphyry copper gold discovery (KCC.ASX), and The Cowal Project - located to the east of Evolution's Lake Cowal Copper / Gold mine (EVN: ASX).

Competent Persons Declaration

The information in the report to which this statement is attached that relates to Exploration and Resource Results is based on information reviewed and/or compiled by David Hutton who is deemed to be a Competent Person and is a Fellow of The Australasian Institute of Mining and Metallurgy. Mr Hutton has over 30 years' experience in the minerals industry and is the Managing Director and CEO of Rimfire Pacific Mining. Mr Hutton has sufficient experience that is relevant to the style of mineralisation and type of deposits under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the 'Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves'. Mr Hutton consents to the inclusion of the matters based on the information in the form and context in which it appears.

Forward looking statements Disclaimer

This document contains 'forward looking statements' as defined or implied in common law and within the meaning of the Corporations Law. Such forward looking statements may include, without limitation, (1) estimates of future capital expenditure; (2) estimates of future cash costs; (3) statements regarding future exploration results and goals. Where the Company or any of its officers or Directors or representatives expresses an expectation or belief as to future events or results, such expectation or belief is expressed in good faith and the Company or its officers or Directors or representatives as the case may be, believe to have a reasonable basis for implying such an expectation or belief. However, forward looking statements are subject to risks, uncertainties, and other factors, which could cause actual results to differ materially from future results expressed, projected, or implied by such forward looking statements. Such risks include, but are not limited to, commodity price fluctuation, currency fluctuation, political and operational risks, governmental regulations and judicial outcomes, financial markets, and availability of key personnel. The Company does not undertake any obligation to publicly release revisions to any 'forward looking statement'.

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