Product Description

This air flushed, medium heavy duty rock drill is a top performer in its class is effective in general excavation work, quarry drilling, bench drilling, secondary drilling and other jobs requiring a sinker of its class. It is capable of drilling 27-40 diameter holes with H22 integral / extension steels up to a depth of 6 meters. Model No. Wt. Overall Length Air Requirement Blows per minute Piston Diameter Piston Stroke Air Hose Connection Drill Steel Chuck lb inch at 92 psi inch inch inch inch MDS - H658L [1 X 4 1/4] 55 23 119 cfm 2000 2 1/2 60 3/4 1 X 4 1/4 MDS - H658L [7/8 X 3 1/4] 55 23 119 cfm 2000 2 1/2 60 3/4 7/8 X 3 1/4 MDS - H658L  [7/8 X 4 1/4] 55 23 119 cfm 2000 2 1/2 60 3/4 7/8 X 4 1/4