5R Machinist's rule. 6 inches long x .5 inches wide. Two sides with 10ths, 100ths on front. 32nds, 64ths on back. Semi-Flexible chrome clad stainless  steel.  Photo etched with baked epoxy back filled graduations. Manufactured to +/- .002. 

Centreline Precision Metal Rulers were designed  and manufactured in Russellville, Arkansas by Grace Manufacturing Inc. in the  mid 1990's. This ruler is from excess inventory no longer in production.  Designed to be comparable to Starrett Precision Rules. 

Grace Manufacturing Inc. has been manufacturing  orthopedic bone saws and other precision thin metal parts since 1966. (The  product photos were done by an amateur - me - recently.)  If you are unhappy with your order I will  refund your money and shipping upon receipt of your return. Thanks for your  interest. Sales of these rulers will be paying my grad school tuition.

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SPECIFICATIONS

 
• Made in USA
 
• Length: 6 inches
 
• Graduation Type: 5R
 
• Graduations: 1/10,1/100, 1/32, 1/64
 
• Finish: Non-Glare Chrome Clad
 
• Style: Two sided
 
• Construction: Chrome Clade Tempered Stainless Steel
 
• Tolerance: +/- .002
 
• Thickness (in): .020 (in)
 
• Width (in): .5 inch
 
• Hook: No
 
• Magnetic: No
 
• Reading Orientation: Left to Right
 
• Color: Silver with Black markings
 
• Accessories: No