Use with your feeler gages to measure head, block, flywheel straightness (warpage) for every application from small engines up to heavy duty diesel engines.
- Made from high quality heat treated steel.
- 1/4" thick for great stability.
- Precision ground to + - .001".
- Tough epoxy coating.
- Convenient hang-up hole.
- Made in U.S.A.
Central Tools 6429 24" Long Precision Straight Edge 
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