The GT-330-2 has a compact floor head and a tall operating handle for working near floor edges. The original workshop views show the machine layout rather than extra fabricated close-ups of its underside.
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The GT-330-1 is listed as a floor edge grinder with three grinding discs. It serves the perimeter stage of a flooring job, where matching the edge result to the main floor is more important than treating the machine as a smaller substitute for every operation.
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The GT-330 works along floor perimeters that a larger grinder cannot cover conveniently. Its three-disc layout gives flooring crews a separate machine for edge preparation rather than asking one large grinder to handle the whole room.
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