If you're on Mindcrack or Ultimate, you could use the Industrial Blast Furnace from GregTech.is there an easy steel production manner without RC
(http://feed-the-beast.wikia.com/wiki/Industrial_Blast_Furnace)
Iirc, the "M" key is by default used by the minimap - it was like that for me, so I switched the minimap to use "-" instead, which in turn made the M key work for my Jetpack again (which i suppose is your problem with "mode")and my second question is if there is a known bug with the mode chance key M cuz it does not work in my MC