Background

The Makita HR3851, a 1-1/2 inch Rotary Hammer intended for drilling and chipping concrete and masonry, is no longer available and has been succeeded by the Makita HR4041C. The HR3851 is equipped with a spline type drive system for optimal power, an air cushion design for impactful drilling, and a torque limiting clutch.

Technical Specifications

  • Capacity: Concrete (With core bits): 4-5/8 inches
  • No load speed: 240 RPM
  • Blows per minute: 2900
  • AMPS (115V): 10.0
  • Overall length: 17-1/2 inches
  • Weight: 16.5 lbs

Makita HR3851 Instruction Manual

Makita HR3851 Rotary Hammer Manual

Makita HR3851 Rotary Hammer Model

Makita HR3851 1 12 Rotary Hammer Spline ACDC Parts Breakdown

Makita HR3851 Parts Breakdown