细节
Boring tools:
a cut-steel continental bevel-gear drill; an auger; thirteen iron braces; and two iron drill-bows, one with rope handle, both with indistinct maker's marks
(a lot)
a cut-steel continental bevel-gear drill; an auger; thirteen iron braces; and two iron drill-bows, one with rope handle, both with indistinct maker's marks
(a lot)