MINDRILL SYSTEMS & SOLUTIONS PVT LTD.
Manufacturer of Mining & Construction Equipments
rh656 4w jackleg drill

MH504W Jackleg Drill

 

 

Jackleg Drill, generally used in combination with the MMK62S pusher leg, the MH504W jackleg drill are especially designed for small cross sectional drilling. rh656 4w jackleg drill water flushed jackleg drill are perfect for driving drifts and tunnels. The low weight of the drills equipped with T-handles also enables them to be used as a sinker drill when necessary. The MH504W jack leg rock drill can be used on any terrain from soft to medium hard rock up to depths of 6 metres. This drill also has arobust kick-latch retainer for fast and convenient tool change.Parts interchangeable with Atlas Copco RH656 4W.

 

Key Features Of Jackleg Drill

• Specially designed for small cross sectional drilling
• Ergonomic T-handle
• Low weight allows the drill to be used as a sinker drill
• Can drill up to depths of 6 metres
• Robust kick-latch retainers for convenient tool change
• Parts interchangeable with Atlas Copco RH656-4W

 

Options:

 

• Chuck sizes – 22 mm X 108 mm (7/8”X4¼”) & 25 mm X 108 mm(1”X4¼”)

 

Specification
Metric Imperial
Length 630mm 25″
Weight 22kg 48lb
Bore Diameter 27 mm – 41 mm 1″ – 1 5⁄8”
Stroke length 60mm 2 3⁄8”
Impact Rate 2040 BPM
Air consumption 48 l/s 100 cfm
Penetration Rate 275 RPM
Penetration Rate 425 mm/min 17 in/min
Piston Diameter 65 mm 2 1⁄2”
Max Drilling Diameter 40 mm 1 1⁄2”
Water Connection 19 mm 3/4”
Water Supply Hose 13 mm 1/2”
Ordering Part Numbers:
22 mm X 108 mm (7/8”X41⁄4”) 5111 130 000 22
25 mm X 108 mm (1”X41⁄4”) 5111 130 000 25
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