Manufacturer of Mining & Construction Equipments
stoper drill

MS250 Stoper Drill

Stoper Drill Manufacturer, Mindrill continues on its long history of providing premium Rock Drill
and Blast Drilling products for the most demanding conditions with the reinvented MS250 Stoper Drill.
MS250 is the global standard for high performance, premium benefits, long lasting reliability,
and the highest quality for hand held rock drills. MS250 is offered in three primary configurations,
Jackleg, Stoper, and Sinker, to provide maximum versatility.

Mindrill improves on MS250 history through using premium materials and component
which are assembled to strict quality standards in the world.


MS250 pneumatic rock drill is a high performance drill ideal for development and stoping
applications where high drilling speed is a primary requirement. MS250 size and versatility
allows for drilling in confined spaces and orientations. It is designed with an ideal power/
weight ratio to provide optimum balance between power, mass and vibration for maximum
productivity and fast penetration.


MS250 legendary performance and reliability delivers world class productivity with fast
penetration rates and minimal downtime. It provides maximum operator comfort and
minimizes fatigue by offering precise leg controls, lightweight design, and an optional
muffled version. The rugged design was developed for the most demanding conditions and
provides a durable, long lasting machine.



Technical Specification
Type MS250
Weight Kb – 48.5 Lb – 101
Length mm – 787 inch – 31″
Air Consumption I/S – 85 cfm – 180
Blows per minute mm – 85 inch – 180
Piston Diameter mm – 79.4 inch 3.125″
Stroke Length mm – 67.7mm inch – 2.625″
Shank Size mm – 22×108 inch – 7/8×4 1/4″
Working Pressure Bar – 6.2 psi – 90
Beat per minute 2200


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