These 4 mil gloves from Ace were okay:
GLOVEWORKS INDUSTRIAL LATEX BY AMMEX TEXTRURED INDUSTRIAL LATEX GLOVES NON-MEDICAL USE ONLY LARGE POWERED AMBIDEXTROUS 100 GLOVES REORDER # TL 46100
These gloves from TrueValue were very weak and tore easily:
Big Time Products 23590 Grease Monkey Latex Disposable Glove - Pack of 100
the thickness is not listed