5/16 -18 X 1-1/2 Square Head Battery Bolts Zinc Plated Steel

Diameter (Nominal): 5/16 Thread Pitch: 18 Length (Nominal): 1-1/2 Thread Length (Minimum): 7/8 Category: Machine Bolts System of Measurement: US Units Brand: Aspen Fasteners® Head Style: Square Head Drive Style: External Square Drive Thread Direction: Right-Hand Thread Material: Steel Coating: Zinc Plated Coating Color: Clear Hardness Rating: Rockwell B69-B100 Standards and Specifications: ASME B18.2.1 and SAE J429 NB: Product images are copyrighted artistic representations which may not reflect the product s exact appearance proportions and/or relative dimensions.