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MH502AFR – Pneumatic Rock Drill

The MH502AFR Pneumatic Sinker Drills have a robust design that makes them easy to handle in Quarrying, Mining and general excavating work.

The advanced design helps to maintain constant drilling speed throughout the long service life of the unit. The MH502AFR working parts are constantly protected with a very effective lubrication system.  The optional feature is the water flushing system for underground tunnelling operations.



  • Water flushing.
  • Chuck sizes – 22 mm X 108 mm (7/8 in X 4¼ in)


Technical Specifications:

Weight :26 kg
Shank Size :22 mm x 108 mm
Optional Shank Size :25 mm x 108 mm
Length :575 mm
Air Consumption :48 l/s
Air Inlet :20 mm
Penetration Rate :425 mm/min
Piston Diameter :65 mm
Max Drilling Diameter :50 mm
Max Drilling Depth :3000 mm
Impact Rate :2100 BPM
Revolutions :180 RPM


Ordering Part No.

Part No.Chuck Size
5111 116 000 5222 x 108 mm (7/8 in x 4¼ in)


Key Features

  • Forged steel housings for withstanding rugged use
  • Low gross weight
  • High Torque
  • Very reliable and resistant to wear
  • Large sliding face
  • Long stroke machine
  • High impact energy
  • Good penetration in hard and soft rock
  • Low spare parts consumption
  • Blower for deep hole cleaning
  • Robust kick-latch type retainers

Rock Drill MH502AFR

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