A: Maximum Air Volume (CFM) 100
A: On the string trimmer there is no cfm. On the blower I have no way to measure the cfm.
A: No the GH710 uses Black & Decker replacement spool Model No. DF-065.
A: The AF-100-3ZP 1 Fits models GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7700, ST8600, CST1000, CST1200, CST2000, MTC220, MTE912, LST522, LSTE523, LSTE525, NST2018, NST1118, NST2118, LST140C, LST220, LST300, LST400, LST420, LST136, LST136W.
A: I bught replacement trimmer string that I put on the reel myself. I'm not positive but I think you are talking about the whole reel with string already on it and that is not what I bought.
A: This is not compatible with the ST4500. Please use 143684-01 for the ST4500