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Metrology » Shop Tools » Sine Bars and Angle Blocks Fowler

Fowler 5” Sine Plate 52-455-020-0

Fowler Sine Bar equipment used with gage blocks is highly recommended for securing a high degree of accuracy in measuring angles for grinder and milling machine set ups. Both sine and rolls hardened and ground for extreme accuracy.


• Top surface is accurate to .00003" per inch of length. Parallelism: .0004". 

• Flange on end of Bars and Plates for resting work.

• Both Sine Bars and 5" Sine Plates have holes for mounting/clamping.

• Includes fitted case.

Width: 2″
Distance between center of rolls: 5″ ± .0002″

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