SURFACE

Komatsu stepping up drill development

ORIGINAL equipment maker Komatsu is accelerating the development of smaller drills for surface mining applications.

Noel Dyson
Komatsu's 44XT (left) and 77XR drills at the company's Arizona Proving Grounds.

Komatsu's 44XT (left) and 77XR drills at the company's Arizona Proving Grounds.

The company is expanding the P&H line it acquired with its purchase of Joy Global to include articulating boom track drills. The first machine in the series, the 44XT, is being tested at Komatsu Mining...

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