European quality 3" diamond core drill for concrete
Our company specialized in producing diamond core drill bits with laser welded segments, which are mainly used for cutting reinforced concrete, concrete, masonry walls.
Features: Fast, smoothly and long life;
Thread: 1 1/4-7 UNC female thread
Segment type: Flat segments, roof segments, turbo segments
Suitable in Europe, America, Russia, Middle East market etc.
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