Model : JONNESWAY STRAIGHT EDGE 5/8 X 1-3/8 X 20-1/2 AI010017

Features : 

- Great stability with 5/8" width ,  1-3/8" height and 20-1/2" length 

- Convenient hanging hole and edge protector 

- Use with feeler gauges to check for distortion in engine blocks , 
   cylinder heads and flywheels