Try clamping a piece of wood to the handle on the domed nut side with a bit of neoprene rubber or a ball of duct tape wedged in between. If you need a stronger bond that is still removeable, try something like hot glue, silicone caulk, E6000 glue, or super glue.
Try clamping a piece of wood to the handle on the domed nut side with a bit of neoprene rubber or a ball of duct tape wedged in between. If you need a stronger bond that is still removeable, try something like hot glue, silicone caulk, E6000 glue, or super glue.