No. 6 Sheet Metal Self-Tappers from Mexico
No. 6 sheet metal self-tappers with approximately 3.5 mm diameter shanks, specifically for fastening sheet metal panels without pre-drilling. Their sharp threads and hardened steel design make them ideal for HVAC ductwork and metal framing.
Duty Rate — Mexico → Canada
0%
Import Tips
• Classify these screws under 7318.14.00 as self-tapping screws, not under 7318.12.00 for wood screws
• Provide the shank diameter and material composition to the CBSA
• Consider the end-use application to ensure correct classification