| 摘要 |
A pivoting arm cut-off saw is provided having a base, a cutting arm assembly and a lock bar. Cutting arm assembly is pivotally attached to the base and shiftable between a raised and lowered position. A lock bar interposed between the base and the cutting arm is slidably moveable between an unlock position where cutting arm assembly is free to pivot and a locked position in which a locking portion of a lock bar is interposed between a fixed stop on the base and a rotating stop on the cutting arm. The lock bar is provided with a grip portion to be grasped by the user enabling the lock bar to be moved between a pair of limit stops.
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