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Stanley Infrastructure HD45310 / HD4531001 Hydraulic Underwater Hammer Drill


The Stanley Hydraulic HD45 Hammer Drill is a heavy duty underwater model designed for drilling in concrete, rock and masonry. The feathering on/off valve and adjustable rotation speed allows easy drill bit start-up and precise control. The high torque rotation motor drives standard 736 Skil hex carbide tipped drill bits and is capable of drilling a 2” diameter hole up to 29” deep. Fluted drill bits require no water or air to clear holes. Ideal for drilling holes for setting anchor bolts.

Stanley HD45310 Spec Ssheet

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Chuck Capacity: Up to 2” diameter or 4” core bit
Steel Capacity: 736 Skil Hex
Circuit Type: Open Center
Flow Range: 7-9 GPM / 23-34 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 bit): 49 LBS / 22.2 KG
Length: 24 1/2” / 62.2 CM
Width (at handles): 14” / 35 CM
Hydraulic Ports: -8 SAE O-Ring
Couplers: Varies with model
Whips: Yes


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