Atlas Copco Group Q1 2012 results April 27, 2012 April 27, 2012

Q1 - highlights Record order intake Demand remained at a high level Several important orders won in the mining and the automotive businesses Strong growth in aftermarket Healthy growth in the United States and sequential improvement in China Continued investments in market presence and innovation Continued strong value creation Revenue growth, solid profit generation and positive cash flow April 27, 2012 April 27, 2012

Q1 - figures in summary Orders received of MSEK 24 827 (21 675), 10% organic growth Revenues of MSEK 22 254 (18 223), 17% organic growth Operating profit increased by 15% to MSEK 4 604 (3 987) Operating margin 20.7% (21.9) Negative effects from revenue mix, acquisitions and long-term incentive programs Positive effects from revenue growth, prices and currency Profit before tax at MSEK 4 489 (4 056) Previous year, MSEK 151 capital gain related to sale of shares in RSC Holdings Basic earnings per share SEK 2.81 (2.48) Operating cash flow at MSEK 1 441 (2 026) April 27, 2012 April 27, 2012

Orders received - local currency Group total +13% YTD Structural change +3% YTD 28 +11 19 +9 20 -10 13 +51 11 +25 9 +41 March 2012 A = Share of orders received, year-to-date, % B = Year-to-date vs. previous year, % A B April 27, 2012

Q1 - the Americas Strong demand in North America Record order intake Strong growth in the United States and Canada Order intake from the manufacturing industry developed positively Sales of construction equipment improved Record orders received in South America Very strong demand from the mining industry 19 +9 11 +25 March 2012 A = Share of orders received, year-to-date, % B = Year-to-date vs. previous year, % A B April 27, 2012

Q1 - Europe and Africa/Middle East Orders received increased in Europe Highest growth in Russia and Germany Favorable development for industrial tools and assembly systems for the motor vehicle industry Strong growth in Africa / Middle East Important orders won for mining equipment and compressed air equipment 28 +11 13 +51 March 2012 A = Share of orders received, year-to-date, % B = Year-to-date vs. previous year, % A B April 27, 2012

Q1 - Asia and Australia Orders received increased sequentially in Asia Lower compared to record order intake last year Robust underlying demand for mining and industrial equipment Sequential improvement in China Road construction demand remained weak Record orders received in Australia Continued strong demand in mining 20 -10 9 +41 March 2012 A = Share of orders received, year-to-date, % B = Year-to-date vs. previous year, % A B April 27, 2012

Organic* growth per quarter Atlas Copco Group, continuing operations Change in orders received in % vs. same quarter previous year *Volume and price April 27, 2012

Atlas Copco Group – sales bridge April 27, 2012 April 27, 2012

Revenues per business area Atlas Copco Group Revenues per business area Construction Technique 15% Compressor Technique 39% Mining and Rock Excavation Technique 36% 10% Industrial Technique 12 months until March 2012 April 27, 2012 April 27, 2012

Compressor Technique Record order intake 5% organic order growth Significant increase in orders for gas and process compressors Demand for standard industrial compressors remained healthy Operating margin at 22.1% (24.3) Impacted primarily by revenue mix Acquisitions in USA and China finalized April 27, 2012 April 27, 2012

Industrial Technique Record order intake 10% organic order growth Strong demand from the motor vehicle industry in all major regions Positive development of the aftermarket Record revenues and operating profit Operating margin at 24.0% (22.7) Awards for innovation and marketing April 27, 2012 April 27, 2012

Mining and Rock Excavation Technique Record order intake Continued strong activity in mining 22% organic order growth Strong growth in aftermarket Record revenues and operating profit Operating margin at 24.6% (23.6) Three acquisitions finalized in the quarter April 27, 2012 April 27, 2012

Construction Technique Orders received -4%, organically Orders received increased in North America and Africa/Middle East Favorable development for portable compressors and generators Weak demand for road construction equipment in China Operating margin was 10.7% Affected by lower production volumes, Increased investments in R&D and establishment of new customer centers April 27, 2012 April 27, 2012

Group total January – March 2012 vs. 2011 April 27, 2012

Profit bridge January – March 2012 vs. 2011 April 27, 2012

Profit bridge – by business area January – March 2012 vs. 2011 April 27, 2012 April 27, 2012

Balance sheet April 27, 2012 April 27, 2012

Atlas Copco AB’s loan maturity profile + 7-year back-up facility (undrawn) of BSEK 6.39 maturing 2017 April 27, 2012

Cash flow April 27, 2012 April 27, 2012

Near-term outlook The overall demand for Atlas Copco’s products and services is expected to remain at the current high level. April 27, 2012 April 27, 2012

April 27, 2012

April 27, 2012

Cautionary Statement “Some statements herein are forward-looking and the actual outcome could be materially different. In addition to the factors explicitly commented upon, the actual outcome could be materially and adversely affected by other factors such as the effect of economic conditions, exchange-rate and interest-rate movements, political risks, the impact of competing products and their pricing, product development, commercialization and technological difficulties, supply disturbances, and major customer credit losses.” April 27, 2012