Carriage Bolt,Neck Type Square Neck,Grade 5,Material Steel,Zinc Plated Finish,Thread Size 5/16-18,Length 4 In.,Drill Size 5/16 In.,Head Dia. 0.688 In. to 0.719 In.,Head Height 0.156 In. to 0.176 In.,Head Type Round,Square Height 0.156 In. to 0.187 In.,Square Width 0.307 In. to 0.324 In.,Meets/Exceeds ASME B18.5,Package Quantity 50 Features Finish: zinc plated Item: Carriage Bolt Length: 4" Material: steel Thread Size: 5/16"-18 Drill Size: 5/16" Grade: 5 Head Type: Round Meets/Exceeds: ASME B18.5 Head Dia.: 0.688" to 0.719" Head Height: 0.156" to 0.176" Square Height: 0.156" to 0.187" Square Width: 0.307" to 0.324" Neck Type: Square

Carriage Bolt,Neck Type Square Neck,Grade 5,Material Steel,Zinc Plated Finish,Thread Size 5/16-18,Length 4 In.,Drill Size 5/16 In.,Head Dia. 0.688 In. to 0.719 In.,Head Height 0.156 In. to 0.176 In.,Head Type Round,Square Height 0.156 In. to 0.187 In.,Square Width 0.307 In. to 0.324 In.,Meets/Exceeds ASME B18.5,Package Quantity 50 Features Finish: zinc plated Item: Carriage Bolt Length: 4" Material: steel Thread Size: 5/16"-18 Drill Size: 5/16" Grade: 5 Head Type: Round</li