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How to Order Individual Gage Blocks
Please place your order through your local Starrett/Webber distributor.  To find
out the telephone number or location of the nearest distributor click here!
Examples:

        RS .250 A1:         English system:  Rectangular steel, .250 inch block, Grade 0  
        SS 7.000 A1        English system:  Square steel, 7-Inch block, Grade 0  
        RC .500 AA:        English system:  Rectangular croblox®, .500 inch block, Grade 00  
        RY 1.000 AA:      English system:  Rectangular ceramic, 1-inch block, Grade 00
        RC .050 LA1:       English system:  Rectangular croblox®, .050 inch block Long length, Grade 0
                                                      
        RSM 5.5 A1:       Metric system:  Rectangular steel, 5.5mm, Grade 0
        SSM 100.0 A1:    Metric system:  Square steel, 100mm block, Grade 0
        RCM 2.41 A1:      Metric system:  Rectangular croblox®, 2.41mm block, Grade 0
        RYM  1.0. AA:     Metric system:  Rectangular ceramic, 1.0mm block, grade 00, 
For more information on gage block tolerances, click here.

For more information on gage block materials, click here.

For more information on available set selection, see general catalog or click below:
Inch System
Chart of Available Blocks
Metric System
Chart of Available Blocks
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