AN INTERCHANGEABLE TOOL COMPRISING OF A DRILL BAR USED FOR ROCK DRILLING AND EARTH BORING. IT IS USED TO BORE THROUGH HARD ROCK SOILS TO A REQUIRED DEPTH AND THEN WITHDRAWN. THE ASSEMBLY INCLUDES A THREADED DRILL BAR MADE OF STEEL, COUPLINGS MADE OF STEEL AND SEVERAL INTERCHANGEABLE DRILL BITS. DRILL BITS: TRI-SPIRAL: MULTI PURPOSE DRILL BIT DESIGNED FOR USE IN LAND FILL AREAS, MARL SOIL TYPES AND MUDSTONE WITH BANDS OF ROCK ROCK BREAKER: FOR USE IN MEDIUM ROCK CONDITIONS, FEATURES DURABLE TUNGSTEN BLADES THOR: INCORPORATES HIGH GRADE TUNGSTEN BUTTONS POSITIONED TO OPTIMISE THE BREAKING UP AND DISPERSAL OF ROCK STAR-CUT: WITH HARDENED STEEL BLADES, FOR USE IN CLAY, LOOSE GROUND AND SAND SOIL CONDITIONS.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THE PRODUCT BY THE TERMS OF HEADING 8207 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 GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 820719 ROCK-DRILLING OR EARTH-BORING TOOLS; OTHER THAN WITH WORKING PART OF CERMETS CN CODE 82071990 OTHER THAN WITH WORKING PART OF DIAMOND OR AGGLOMERATED DIAMOND ALSO CLASSIFIED IN ACCORDANCE WITH: HSEN NOTE (1) TO HEADING 8207