M4 x 16mm Socket Shoulder Screw from Mexico
Precision shoulder bolt with socket head, M4 thread, 4mm shoulder for pivot/pin applications. HTS 7318.15.60.40 covers small socket screws; alloy steel for accurate alignment in jigs/fixtures. Smooth shoulder diameter matches thread size.
Duty Rate — Mexico → United States
16.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Shoulder length/tolerance specs mandatory; document as 'precision shoulder screw' not plain socket
• Tolerances h6/g6? Include certs for bearing/precision use validation
• Separate from plain cap screws in packaging to avoid diameter confusion