Makita HR3851 1-1/2" Rotary Hammer (Spline, AC/DC) - Air Cushion Design for Hard Hitting and Fast Drilling
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Makita HR3851
1-1/2" Rotary Hammer (Spline, AC/DC) - Air Cushion Design for Hard Hitting and Fast Drilling
Amazon.com Product Description
The Makita 10 Amp, 1-1/2-Inch Spline Rotary Hammer features a spline drive system that
provides maximum power for heavy-duty applications. To ensure a long life, it has ball and
needle bearings, and an auto brush cut-off system that tells you when it's time for
maintenance. It runs off an alternating current or direct current for portability and is factory
grease packed for reduced upkeep. Included with this hammer are hex wrenches no. 4 and
5, and a sturdy plastic tool case. It also has an easy lever change from rotary hammering to
hammering only, allowing even more versatility. This hammer measures 17-1/2 inches in
length, weighs 16.5 pounds, and is backed by a one-year warranty.
What's in the Box
Rotary hammer, hex wrenches no. 4 and 5, and plastic tool case.
From the Manufacturer
The beefy 10-amp rotary hammer in this kit features a spline drive system for maximum
power and is perfect for heavy-duty jobs. It’s factory greased and ready for work. An auto
brush cut-off system that tells you when it’s time for maintenance means longer tool life. A
convenient lever changes modes from rotary hammer to hammer only. This tool runs off AC
or DC for portability. Makita’s designed this tool with all ball and needle bearing
construction and a torque limiting feature for smoother operations and longer tool life.
Your purchase includes hex wrenches 4 and 5, and sturdy plastic tool case.
FEATURES
All ball and needle bearings for longer tool life
Powerful 10 amp motor for continuous heavy duty work
Torque limiting clutch
Easy lever change from "rotary hammering" to "hammering only"
Automatic brush cutoff to advise maintenance schedule and to protect motor
"Spline" type drive system for maximum power
Factory grease packed for reduced maintenance
Product Description
All ball and needle bearings for longer tool life.Powerful 10 AMP motor for continuous
heavy duty work. Torque limiting clutch. Easy lever change from rotary hammering to
hammering only. Automatic brush cutoff to advise maintenance schedule and to protect
motor. 'Spline' type drive system for maximum power. Factory grease packed for reduced
maintenance. STANDARD EQUIPMENT: Hex wrench (#4; 783202-0, #5; 783203-8) and plastic
tool case (150589-9). SPECIFICATIONS: 10 amp motor, 115 V AC/DC, 240 RPM, 2,900 BPM, 7.7
J Impact energy, 4-5/8" capacity in concrete (with core bits), 7-1/2" O.A Length, 16.5 lbs. tool
weight
Makita HR3851
1-1/2" Rotary Hammer (Spline, AC/DC) - Air
Cushion Design for Hard Hitting and Fast Drilling
In the Box
Hex wrench (#4; 783202-0, #5; 783203-8)
Plastic tool case (150589-9)
SPECIFICATIONS
Capacity: Concrete: (with core bits) 4-5/8"
No load speed: 240 rpm
Blows per minute: 2,900
Impact energy: 7.7J
Amps: (115V) 10.0
Overall length: 17-1/2"
Net weight: 16.5 lbs.
Shipping weight: 29.0 lbs.