Sine Bar

SINE BAR USE: The sine bar is used either for very accurate angular measurements or for locating work at a given angle. 

The sine bar is especially useful in measuring or checking angles when the limit of accuracy is 5 minutes or less 

SAMPLE IMAGES OF SIGN BAR:

Apparatus Used:

1.SURFACE GROUND GRANITE TABLE

 2. HEIGHT GAUGE or DIAL GAUGE

 3.SLIP GAUGES