BUZZ-Oil producers, services providers: No respite

** Oil companies and service providers fall heavily as oil prices drop below $49 per barrel

** Brent was down 12 cents at $48.47 a barrel at 0830 GMT, after touching a more-than-six-month low of $48.26.

** U.S. crude fell 11 cents to $43.77 and fell to $43.35 earlier, a nearly-five-month low

** Oil prices have been dipping on concerns over a surplus of global supplies and lacklustre demand

** Oil support services down 3-5 pct, Tullow Oil (LSE: TLW.L - news) down 3 pct, BG down 1 pct, Royal Dutch Shell (Xetra: R6C1.DE - news) falls 2 pct and BP drops 1.4 pct

** Oil services company Petrofac (Amsterdam: PF6.AS - news) falls 3.5 pct while Amec Foster Wheeler (Other OTC: AMCBF - news) sheds 2.7 pct

** Stoxx 600 Oil & Gas index falls 1.4 pct with Seadrill (Hamburg: 2171269.HM - news) down 5.6 pct and among the heaviest decliners across major European shares (RM (LSE: RM.L - news) : aastha.agnihotri.thomsonreuters.com@reuters.net)