Step bolts have a lower profile head than carriage bolts.
The square neck under the head locks the bolt into place.
وصف
Step bolts have a lower profile head than carriage bolts. The square neck under the head locks the bolt into place.DIMENSIONAL ATTRIBUTES Diameter (Nominal): 5/16" Thread Pitch: 18 Diameter (Dimension): 0.3125" Diameter (Minimum): 0.298" Diameter (Maximum): 0.324" Length (Nominal): 1-1/4" Thread Length (Nominal): 0.875" Neck Width: 0.324" Neck Height: 0.187" Head Diameter (Minimum): 1" Head Diameter (Maximum): 1.031" Head Height, Overall (Minimum): 0.156" Head Height, Overall (Maximum): 0.176"PRODUCT ATTRIBUTES Category: Step Bolts System of Measurement: Inch Brand: Aspen Fasteners Head Style: Truss Head Head Style Detail: Square Neck Thread Length: Standard Thread Length Thread Direction: Right-Hand Thread Material: Steel Material Grade: Low Carbon Steel Coating: Uncoated Origin: Origin Undefined Standards and Specifications: ASME B18.5