DTH and Rotary
-
RTD 28
Drill Hole Diameter
mm - in
95 - 152 / 3.7 - 6
Weight
kg - Lbs
24 500 / 54 013
Power
287 - 310 kW 385 - 416 hp @1800 rpm
RTD 32
Drill Hole Diameter
mm - in
120 - 200 / 4.7 - 8
Weight
kg - Lbs
32 000 / 70 672
Power
403 - 410 kW 540 - 550 hp @ 1 800 - 2 100 rpm
RTD 55
Recommended Hole size
mm - in
127 - 172 / 5 - 6 ³⁄4
Max drilling depth
m - ft
45.57 / 149.6
Power
432 kW 580 hp @ 1 800 rpm
RTD 75
Recommended Hole size
mm - in
229 - 311 / 9 - 12 ¼
Max drilling depth
m - ft
61 / 200
Power
708 kW 950 hp @ 1 800
Contact us
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+227 20 35 23 08
info.ner@biagroup.com
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