I mounted my bracket on a block of scrap teak and then used 3M 5200 to attach the teak to the inside of the console so that there was zero hardware issues... Worked great. Posted from my iPhone/Mobile device
Buy a bigger boat and you won't have that problem.
...........Just saying..........
But I agree, don't rely on a handheld.
Mount the ICOM anywhere and get a long antenna.
That gives you the range.
~..~..~.. ><((((º>
Things done at the last possible minute are done with the greatest possible information. Procrastination is, therefore, the most efficient means of doing things.