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M5-M20 ALL KIND OF LENGTH
5 Or 8
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A carriage bolt has a square shoulder under a rounded head which resists turning when the nut is tightened or removed. They are good for wood-to-wood connections when the head may not be accessible for tightening. They may be used in the construction of docks, swing sets and decks as well as other surfaces where a smooth finish is needed.
ANSI/ASME b18.5 Round Head Carriage Bolt by available Material and Size
ANSI/ASME b18.5 Round Head Carriage Bolt are in the group Bolts & Cap Screws. Hex bolts and hex cap screws feature a large fastener head for distributing clamping load. These fasteners are used at high tensions and temperatures. Cap screws have a washer face underneath the head and are used in precise applications. In Europe, a cap screw refers to a bolt-type fastener that is fully threaded, whereas a bolt is the part-threaded equivalent.