3926100000 under HS Code Others, 9505109000 under HS Code Others, and 9017201000 under HS Code DRAWING, MARKING-OUT OR MATHEMATICAL CALCULATING INSTRUMENTS (FOR EXAMPLE, DRAFTING MACHINES, PANTOGRAPHS, PROTRACTORS, DRAWING SETS, SLIDE RULES, DISC CALCULATORS); INSTRUMENTS FOR MEASURING LENGTH, FOR USE IN THE HAND (FOR EXAMPLE, MEASURING RODS AND TAPES, MICROMETERS, CALLIPERS), NOT SPECIFIED OR INCLUDED ELSEWHERE IN THIS CHAPTER - OTHER DRAWING, MARKING-OUT OR MATHEMATICAL CALCULATING INSTRUMENTS: DRAWING AND MARKING-OUT INSTRUMENTS. were the top exported HS Codes by CRYSTAL KANTS LLC in 2021.