(150 pcs) 1/2'-13 X 4, Carriage Bolts, Round Head, Square Neck, Full Thread, Grade 8 Steel

Also known as coach bolts, are typically used to fasten metal to wood. The square neck under the head locks the bolt into place. The heads of grade 8 steel fasteners are typically marked with 6 raised radial lines. Grade 8 steel fasteners have a minimum tensile strength of 150,000 pounds per square inch. Can be used as a security fastener. The smooth head prevents unfastening from the head side.DIMENSIONAL ATTRIBUTES Diameter (Nominal): 1/2' Thread Pitch: 13 Diameter (Dimension): 0.5' Diameter (Minimum): 0.483' Diameter (Maximum): 0.515' Length (Nominal): 4' Thread Length (Nominal): 3.719' Neck Width: 0.515' Neck Height: 0.281' Head Diameter (Minimum): 1.032' Head Diameter (Maximum): 1.094' Head Height, Overall (Minimum): 0.25' Head Height, Overall (Maximum): 0.27'PRODUCT ATTRIBUTES Category: Carriage Bolts System of Measurement: Inch Brand: Aspen Fasteners Head Style: Round Head Head Style Detail: Square Neck Head Markings: Six radial lines 60 degrees apart and manufacturer ID Thread Length: Full Thread Thread Direction: Right-Hand Thread Material: Steel Material Grade: Grade 8 Coating: Uncoated Origin: Origin Undefined Standards and Specifications: ASME B18.5 and SAE J429

Features & Specs

• Exterior Finish : Unfinished
• Grade Rating : Grade 8
• Item Hardness : Grade 8
• Manufacturer Grade : Grade 8
• Screw Head Style : Round
• Thread Size : 1/2'-13
• Thread Style : Right Hand

Item details

• ASIN : B0B81CXQW3
• Brand : ASPEN FASTENERS
• Item Weight : 33.9 Pounds
• Manufacturer : Aspen Fasteners
• Number Of Items : 1
• Part Number : BO126-1213X4-000150
• UPC : 698435936751
• Unit Count : 150.0 Count

Materials & Care

• Exterior Finish : Unfinished
• Material Type : Alloy Steel

Measurements

• Item Dimensions : 4 x 0.5 x 4 inches
• Item Weight : 33.9 Pounds
• Size Name : 1/2'-13 X 4'
• Thread Coverage : Fully Threaded
• Thread Size : 1/2'-13