M8 x 100mm Hex Bolt
Grade 8.8 carbon steel hex head bolt with 8mm diameter threads and 100mm length, ideal for structural applications like bridges and equipment. Classified in 7318.15.80.69 due to hexagonal head, outer diameter over 6mm, and not machine-specific. Often used with nuts for secure joints.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically for aircraft or vehicles
Machine screws designed for aviation/automotive use have dedicated provisions with different duties.
If tube or pipe fittings with thread
If integral to pipe flanges or fittings rather than general-purpose bolts, classifies in Chapter 73 pipe articles.
If diameter 6mm or more but black/non-coated
Unplated or oiled 'black' bolts may fall under earlier subheadings before plated/other finishes.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Label with exact dimensions and grade (e.g
• 8.8) on packaging; obtain supplier affidavits confirming non-quota origins; inspect for thread pitch standards (metric coarse/fine) to avoid reclassification
Related Products under HTS 7318.15.80.69
M6 Hex Head Cap Screw
A fully threaded steel screw with a hexagonal head and shank diameter of 6mm, used for heavy-duty fastening in machinery and construction. It falls under HTS 7318.15.80.69 as an other screw with threads 6mm or more and hexagonal head, not specifically excluded. Typically sold without nuts or washers.
M10 Hex Head Lag Screw
Heavy-duty 10mm diameter hex lag screw for wood-to-metal or structural timber connections, with partial threading. Fits HTS 7318.15.80.69 as other hexagonal head screw over 6mm, distinguished from coach screws by design. Common in decking and framing.
M12 Grade 10.9 Hex Socket Cap Screw
High-tensile 12mm hex socket head cap screw for precision machinery, with 60° thread angle. Although socket-driven, its hexagonal external profile qualifies under 7318.15.80.69 for other hex head screws over 6mm. Used in automotive and tool assembly.
M6 x 60mm Hex Flange Bolt
6mm flange hex bolt with integrated washer flange for vibration resistance, used in engine mounts. Hexagonal head and exact 6mm diameter place it in HTS 7318.15.80.69 as other over 6mm (inclusive per notes). Popular in OEM automotive parts.
M20 Heavy Hex Structural Bolt
A325 equivalent M20 heavy pattern hex bolt for steel bridge and building construction, 20mm diameter. Falls under 7318.15.80.69 for large hex head bolts over 6mm, other than coach types. Requires AISC-compliant testing.
M8 Hex Head Set Screw
Fully threaded 8mm hex head set screw for locking collars and pulleys, no point. Classified in 7318.15.80.69 as other hex screw over 6mm diameter. Prevents rotation in mechanical assemblies.