11-15-2012, 01:57 PM
Quote:Would it not take much longer to cut scales with a chisel making mass production lose its meaning?Sim made a curved chisel that enabled him to cut the rounded edge on each scale with a single blow. Using this technique he averaged one and a half minutes for each scale from start to finish.
Mark and cut to length: 8 secs
cut with curved chisel: 20 secs
punch holes: 25 secs
de-bur edges: 22 secs
inspect for flatness: 5 secs
straighten buckled scales: 10 secs
see pp. 104-109
Author: Bronze Age Military Equipment, Pen & Sword Books