8207709000 under HS Code INTERCHANGEABLE TOOLS FOR HAND TOOLS, WHETHER OR NOT POWER- OPERATED, OR FOR MACHINE- TOOLS (FOR EXAMPLE, FOR PRESSING, STAMPING, PUNCHING, TAPPING, THREADING, DRILLING, BORING, BROACHING, MILLING, TURNING OR SCREW DRIVING), INCLUDING DIES FOR DRAWING OR EXTRUDING METAL, AND ROCK DRILLING OR EARTH BORING TOOLS- TOOLS FOR MILLING : OTHER, 8202390000 under HS Code HAND SAWS; BLADES FOR SAWS OF ALL KINDS (INCLUDING SLITTING, SLOTTING OR TOOTHLESS SAW BLADES)- CIRCULAR SAW BLADES (INCLUDING SLITTING OR SLOTTING SAW BLADES) : OTHER, INCLUDING PARTS, and 8207501000 under HS Code Others were the top imported HS Codes by CAMBIO TECHNOLOGIES LLC in 2021.