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Test3-Yun Nan

Test location:                     Yun Nan

Project:                               Construction engineering

Nature of rock:  Basalt – hard rock

Drill rig model:   Atlas Copco Boomer3D

Specification of test product:                      Thread button bit 57-R32 (semispherical)

Total drilled depth:                          430m

Depth of single hole:       5m

Customer feedbacks:       We intended to drill 400m. Through testing of Kemaico drill bit, we were very satisfied with the result as it drill about 430m.

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