Hitting on a corner of the blade will cause unpredictable breaks and can damage the hammer. The blade of the hammer should make full contact with the stone, as in the photo on the far right. [3, ...

WHEN RYAN GILL was 13, his father gave him a stave—or long stick—from a black locust tree, along with a single wood rasp. By the time his dad got home from work that evening, Gill was standing over a ...