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The handle of the axe also acts as a lever allowing the user to increase the force at the cutting edge—not using the full length of the handle is known as choking the axe. For fine chopping using a side axe this sometimes is a positive effect, but for felling with a double bitted axe it reduces efficiency.
The rear upper hull plate was used for storage of the vehicle's pioneer and maintenance tools: a 5-pound (2.3 kg) axe, a 5-foot (1.5 m) crowbar, a mattock handle and head, a double-sided 10-pound (4.5 kg) sledgehammer, and a track tensioning wrench.
Two-man saws were known to the ancient Romans, but first became common in Europe in the mid-15th century. In America, crosscut saws were used as early as the mid-17th century, but felling saws only began to replace axes for felling trees in the late 19th century. [2] Some Japanese saws are used by two persons, although they are of a different ...
Pottery figurines carrying jis from the tomb of the Ming dynasty prince Zhu Tan, 10th son of the Hongwu Emperor Pottery figurines carrying jis and a large axe from the tomb of Zhu Tan A double sided halberd on the left, from the tomb of Ming prince Zhu Tan. The ji was initially a hybrid between a spear and a dagger-axe.
A double-beveled broad axe can be used for chopping or notching as well as hewing. When used for hewing, notches are chopped in the side of the log down to a marked line, a process called scoring. The pieces of wood between these notches are removed with an axe, a process called joggling, [ 3 ] and then the remaining wood is hewn to the line.
The Dane axe or long axe (including Danish axe and English long axe) is a type of European early medieval period two-handed battle axe with a very long shaft, around 0.9–1.2 metres (2 ft 11 in – 3 ft 11 in) at the low end to 1.5–1.7 metres (4 ft 11 in – 5 ft 7 in) or more at the long end.
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The Lochaber axe is first recorded in 1501, as an "old Scottish batale ax of Lochaber fasoun". [2] The weapon is very similar to the Jedburgh axe, although the crescent blade of the former is larger and heavier than that of the latter. [2] The Lochaber axe took many incarnations, all of them having a few elements in common.