Technical specifications

Service weight ²

4 700 kg

Oil flow

260 l/min - 360 l/min

Operating pressure

160 bar - 180 bar

Impact rate

280 blows/min - 540 blows/min

Working tool diameter

190 mm

Working length of tool

860 mm

Carrier weight class ¹

45 t - 80 t

Hydraulic input power, max

108 kW

Sound power level, guaranteed ³

126 dB(A)


  1. Weights apply to standard carriers only. Any variances must be agreed with Epiroc and/or the carrer manufacturer prior to attachment. 
  2. Attachment with standard working tool & average-sized adapter plate. 
  3. EN ISO 3744 in accordance with directive 2000/14/EC

Full details of measurement are available in the safety and operating instructions


All you need to know about HB 4700

Application examples