Report on Q4 and full-year 2004 summary

(unaudited) Strong order growth in Q4 – proposed split and distribution to shareholders of MSEK 6 078 •Order received up 18%, corresponding to volume growth of 12%. •Revenues reached MSEK 12 957 (11 473), up 8% in volume. •Operating profit margin increased to 14.0% (12.8). •Profit after financial items increased 31% to MSEK 1 804 (1 377) •Net profit increased to MSEK 1 192 (937) and earnings per share to SEK 5.69 (4.47). •Operating cash flow totaled MSEK 1 198 (1 292). •Proposed 4:1 split and distribution to shareholders of SEK 29.00 per share through - annual dividend for 2004, SEK 9.00 (7.50) per share and - extra distribution of SEK 20.00 per share through mandatory redemption. •The electric tools business divested on January 3, 2005 for a total price of MSEK 4 705. For further information Atlas Copco AB SE-105 23 Stockholm, Sweden Phone: +46-8-743 8000, Fax: +46-8-644 9045 Internet: www.atlascopco-group.com Corp. id. no: 556014-2720 Analysts Mattias Olsson, Investor Relations Manager, Phone: +46 8 743 8291, Mobile: +46 70 518 8291 ir@se.atlascopco.com Media Annika Berglund, Senior Vice President Group Communications, Phone: +46 8 743 8070, Mobile: +46 70 322 8070