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Materials

Plating/Finishes
Secondary Services

Drive Styles
Head Styles
Thread & Point Styles
Standard Bolt Styles
Grades & Head Marks

Grades & Head Markings


  • English Standards

Grade 5
SAE J429

Grade 5.1
SAE J429

Grade 5.2
SAE J429

Grade 7
GM 290M

Grade 8
SAE J429

Grade 8.2
SAE J429


  • Metric Standards

Grade 4.6
SAE J1199

Grade 4.8
SAE J1199

Grade 5.8
SAE J1199

Grade 8.8 1038
SAE J1199

Grade 8.8 10B21
SAE J1199

Grade 9.8 1038
SAE J1199

   

Grade 9.8 1022
SAE J1199

Grade 9.8 10B21
SAE J1199

Grade 10.9 4037
SAE J1199

Grade 10.9 10B21
SAE J1199

   


  • R B I Q Head Marks

 

 

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