The new 250 drills have larger mating faces between major cylinder components for reduced air leakage and longer wearing life.

• All internal parts in 250 Stopers are also used in 250 Jacklegs, Sinkers and Quarry drills
• High penetration, and strong torque
• Convenient operating controls, with push-button leg retraction and adjustable motorcycle control feed
• Positive lubrication with good front end blow
• Larger mating faces between major cylinder components for longer life and less wear
• Improved pusher leg is available with a stainless steel piston rod to prevent corrosion and pitting
• Available with a three-inch stainless steel leg cylinder for increased push and penetration in hard ground
• New style steel puller for collared steel available. Uses rock drill oil or grease