A rectangular base plate is pivotally attached at its forward portion to {TAIL ~ the saw housing} for swinging movement about {HEAD ~ a pivot axis} parallel with the output shaft and disposed substantially forwardly thereof 
A rectangular base plate is pivotally attached at its forward portion to { TAIL ~ the saw housing } for swinging movement about { HEAD ~ a pivot axis } parallel with the output shaft and disposed substantially forwardly thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH