HS Code 9910.00.00

Materials for use in the manufacture of goods of Section XVI, of Chapter 40, 73 or 90, or of heading 59.10 or 87.05 (excluding the motor vehicle chassis portion and parts thereof), such goods being used in the exploration, discovery, development, maintenance, testing, depletion or production of oil or natural gas wells up to and including the wellhead assembly or surface oil pumping unit.