Sinker Drill

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.

Features

·        Forged steel housings withstand rugged use

·        Very reliable and resistant to wear

·        Large standing use

·        Good penetration in hard and soft rock

·        Blower to deep hole cleaning

1. 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
   H658L [1 X 4 1/4]	55	23	119 cfm	2000	2 1/2	60	3/4	1 X 4 1/4
   H658L [7/8 X 3 1/4]	55	23	119 cfm	2000	2 1/2	60	3/4	7/8 X 3 1/4
   H658L  [7/8 X 4 1/4]	55	23	119 cfm	2000	2 1/2	60	3/4	7/8 X 4 1/4

Features:

• Forged steel housings withstands rugged use
• Cushioned piston reduces shock
• Multiposition throttle for easy starting of holes
• Blower lever for deep hole cleaning
• Integral oiler provides continuous lubrication
• Air inlet swivel improves maneuverability

Features:

• Forged steel housings withstands rugged use
• Cushioned piston reduces shock
• Multiposition throttle for easy starting of holes
• Blower lever for deep hole cleaning
• Integral oiler provides continuous lubrication
• Air inlet swivel improves maneuverability

The MDS25, is the industry standard jackhammer for development end drilling. It is a hard-hitting, powerful machine  designed for use in any drilling operation where the operator is able to adopt a standing upright posture.