What is HSN Code 721391?
HSN code 721391 is the Harmonized System of Nomenclature classification for Of Circular Cross-Section Measuring Less Than 14 Mm In Diameter : under India's Goods and Services Tax (GST). It is a 6-digit code sitting at the sub-heading (6-digit) level of the HSN hierarchy.
This code belongs to Chapter 72 — Iron And Steel, which is part of Section XV: Base Metals & Articles Thereof. Every GST-registered business supplying of circular cross-section measuring less than 14 mm in diameter : must quote HSN 721391 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.