Master Drilling Group Limited (Incorporated in the Republic of South Africa) (Registration number 2011/008265/06) JSE share code: MDI ISIN: ZAE000171948 (“Master Drilling” or the “Company”) Declaration of Ordinary Dividend in respect of the year ended 31 December 2021 In the commentary to the Company’s annual financial statements for the period ended 31 December 2021, released on SENS on 22 March 2022, the Board of Directors (“the Board”) informed investors of the Board’s decision to defer the declaration of an ordinary dividend in respect of the Company’s 2021 financial year, due to the uncertainties created by the hostilities between Russia and Ukraine that broke out at the end of February. In the commentary the Board, however, foresaw the possibility of such dividend being declared once there was more clarity regarding the potential impact of these hostilities. The Company is pleased to announce that the Board has agreed to the declaration of a gross ordinary dividend of ZAR0,325 (32,50 cents) per share. The source of the dividend is from distributable reserves and will be paid in cash. The dividend declared is subject to dividend withholding tax at 20% in respect of those shareholders that are not exempt from such tax or are assessed at a lower rate. The tax payable is ZAR0,065 (six comma five cents) per share, leaving shareholders who are not exempt from dividends tax with a net dividend of ZAR0,260 (26,0 cents) per share. Master Drilling has 151 262 777 shares in issue as at the date of this declaration. The income tax reference number is 9797433159. Salient dates for payment of the dividend: Last day to trade (cum dividend) 7 June 2022 Trading ex-dividend commences 8 June 2022 Record date 10 June 2022 Payment date 13 June 2022 Share certificates may not be dematerialised or rematerialised between 8 to 10 June 2022, both dates inclusive. Shareholders are reminded that cheques are no longer accepted in South Africa and that they should contact their brokers or Transfer Secretaries for assistance or to provide their banking details to facilitate the dividend payment. Fochville 18 May 2022 Sponsor Investec Bank Limited (acting through its Corporate and Investment Banking division)