Model No. : MJ250

Type : Underground Drill

MJ250 Pusher leg Mounted Rock Drill

MJ250 Pusher leg Mounted Rock Drill

Mindrill continues to lead the industry in the creation of premium rock drills designed to meet the most challenging conditions and difficult applications. Our MJ250 Pneumatic Rock Drill offers a variety of features that set it apart from other rock drill providers, making it the most advanced hand held rock drill on the market today.

Technical Specifications:

Weight : 41.3 kg
Air consumption @6 Bar : 83 l/s
Piston diameter : 79.4 mm
Stroke length : 67.7 mm
Air Hose Connection : 25 mm
Water Connection : 13 mm
Torque : 29-35kgf-m at 620kPa
Impact rate : 2300 BPM
Rotation Speed : 225 RPM
Weight : 91 lb
Air consumption @6 Bar : 180 cfm
Piston diameter : 3.125 in
Stroke length : 2.625 in
Air Hose Connection : 1 in
Water Connection : 1/2 in
Torque : 210-250lbf-ft 90psi
Impact rate : 2300 BPM
Rotation Speed : 225 RPM
Metric
Weight : 41.3 kg
Air consumption @6 Bar : 83 l/s
Piston diameter : 79.4 mm
Stroke length : 67.7 mm
Air Hose Connection : 25 mm
Water Connection : 13 mm
Torque : 29-35kgf-m at 620kPa
Impact rate : 2300 BPM
Rotation Speed : 225 RPM
Imperial
Weight : 91 lb
Air consumption @6 Bar : 180 cfm
Piston diameter : 3.125 in
Stroke length : 2.625 in
Air Hose Connection : 1 in
Water Connection : 1/2 in
Torque : 210-250lbf-ft 90psi
Impact rate : 2300 BPM
Rotation Speed : 225 RPM

Ordering Part No.

Part No. Chuck Size Air Connection
5111 105 000 2225 22 X108 mm 7/8 x 4¼

Key Features

  • Ergonomic controls for operator, with push button jackleg retraction and motorcycle control feed
  • High penetration rate
  • Convenient operating controls
  • Long life
  • Comes with a locking retainer
  • Market leader in North & South American continents

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