Originally Posted by Dave Moulton

Lugs can be “pulled” to any angle as the frame is assembled. I always brazed with a lightweight (4 oz.) hammer in my right hand along with the brazing torch. (Picture above.) If there was a gap between the lug and tube due to adjusting it to a different angle, I would simply switch the torch to my left hand, continue to apply the heat, and close the gap by tapping the lug down with the hammer. Then switch the torch back to the right hand and continue brazing. It was a continuous non-stop process.

I never brazed a lugged joint without the hammer there at the ready, even if I didn’t use it. Early framebuilders were blacksmiths, and I always saw framebuilding as refined blacksmithing.