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Product Overview
SK58 Hydraulic Sinker Drill
The hydraulic rock drill is well suitable for drilling concrete, masonry, rock and repair of water and gas mains. It can be operated freehand in subway,tunnel.
FEATURES AT A GLANCE
Easy Operate
High efficienc
Made in China

PRODUCT SPECIFICATIONS
Model
|
SK58
|
Drill Capacity
|
3'' (76.2mm) Up to 20''(6m) deep
|
Rotation Speed
|
0-300 rpm
|
Shank Size
|
4-1/4 in. × 1 in. Hex or 4-1/4 in. × 7/8 in Hex
|
Pressure Range
|
1500-2000 psi/105-140bar
|
Flow Range
|
7-9 GPM/26-34LPM
|
Optimum Flow
|
8GPM/30 LPM
|
Maximum Back Pressure.
|
250psi/17bar
|
Connect Size&Type
|
3/8in.Male Pipe Adapter
|
Weight
|
67lbs/31.7 kg
|
Length
|
26 in./66cm
|
Width
|
18in./46 cm
|
Hose Whips
|
Included
|
Port Size
|
一 8 SAE O-RING
|
Air Supply
|
Minimum 30cfm@120 psi
|

FAQ
