Stanley Hydraulic SK58 Underwater Sinker Drill Air Flush 1 inch Hex [SK58310]

The Stanley SK58 Sinker Drill is a heavy duty rock drill designed for drilling underwater in concrete, rock and masonry. The feathering on/off valve makes starting the drill bit relatively easy. The SK58 uses industry standard drill steel and can drill up to a 3” (75 mm) diameter hole up to 20’ (6 m) deep. The direct drive rotation motor drives the 1” x 4¼” hex shank drill steel and is adjustable between 0 and 300 rpm. Air is required to clear holes of debris. Painted hi-visibility yellow.

Features

• T-Handle with feathering on/ off valve allows easy start and control 
• Rotation speed adjustable between 0 and 300 rpm
• Stainless Steel spools and fasteners
• Four tie rod design for durability
• Uses standard rock drill steels: 1” x 4¼” Hex Shank
• Drills up to 3 in diameter hole up to 20’ deep
• Operates in any position
• Requires air to clear holes of debris
• Trouble free drill steel latch retainer

Specifications

Drill Capacity	3 inch / 7.6mm Diameter hole, up to 20 ft / 6m deep
Steel Type	1 in x 4 1/4 inch Hex Shank
Circuit Type	Open Center
Flow Range	7-9 gpm / 26-34 lpm
Optimum Flow	8 gpm / 30 lpm
Working Pressure	1500-2000 psi / 105-140 bar
Full Relief Setting	2250 psi / 155 bar
Rotation Speed	0-300 rpm
Weight (less tool bit)	70 lbs / 31.7 kg
Length	26 in. / 66 cm
Width (at handles)	18 in. / 46 cm
Hydraulic Ports	-8 SAE O-ring
Couplers	No
Hose Whips	Yes (3/8 in. NPT Male thread)
Air Port	1/2 in. NPT

Ordering Information

Part No.	Description
SK58110	Air, Flush Open Center System
SK58120	Water, Flush Open Center System
SK58130	Air, Flush Open Center System
SK58310	Underwater, Air, Flush Open Center System