Makita 1-9/16″ Rotary Hammer – accepts SDS-MAX bits HR4002 Highlights
POWER: : 10 AMP motor for demanding applications
PERFORMANCE: : 2-mode operation: “‘Hammering with Rotation” and “‘Hammering Only”
COMFORT: : Rubberized ergonomic soft grip provides more comfort
DURABILITY: : Torque limiting clutch helps prevent gear damage by automatically disengaging gears if the bit binds
INCLUDES: : Side handle, depth gauge, grease and case
About Makita 1-9/16″ Rotary Hammer – accepts SDS-MAX bits HR4002…
The Makita 1-9/16″ Rotary Hammer (model HR4002) has a powerful 10 AMP motor that delivers 2,500 BPM for the most demanding applications. The HR4002 includes a torque limiting clutch that is engineered to prevent gear damage by automatically disengaging gears if the bit binds. The “no hammering when idling” function helps increase tool life, and the soft grip handle provides increased comfort on the job.
Makita 1-9/16″ Rotary Hammer – accepts SDS-MAX bits HR4002 Features
- Powerful 10 AMP motor delivers 4.6 ft.lbs. of impact energy to handle the most demanding applications
- 2-mode operation for “Hammering Only” or “Hammering with Rotation”
- Rubberized ergonomic soft grip provides more comfort
- “No hammering when idling” functions helps increase tool life
- One-touch sliding chuck for quick bit changes
- Torque limiting clutch engineered to prevent gear damage by automatically disengaging gears if the bit binds
- Sequential impact timing delivers timed hammering during rotation to minimize overlapping bit impacts for up to 50% faster drilling
- 12 bit angle settings allow the bit to be set at different positions for operating convenience
- Automatic brush cut-off protects commutator from damage for longer tool life
- 12 bit angle settings allow the bit to be set at different positions for operating convenience
- Makita Motor Advantage engineered with field core interlocking steel laminations, dual ball bearing armature and more copper commutator bars, increasing energy transfer efficiency for more power and longer tool life


Makita 1-9/16″ Rotary Hammer – accepts SDS-MAX bits HR4002 includes:
(1) Side Handle (158131-0)
(1) Depth Gauge (321248-4)
(1) Hammer Bit Grease (194683-7)
(1) Plastic Tool Case (158275-6)
Makita 1-9/16″ Rotary Hammer – accepts SDS-MAX bits HR4002 Specifications
Feature | Value |
---|---|
AMPS | 10 |
Max. Capacity (concrete drilling) | 1-9/16″ |
Optimum Range (concrete drilling) | 1/2″ – 1″ |
Max. Capacity (concrete drilling w/ core bit) | 4-1/8″ |
Impact Energy (Joules) | 6.2 J |
Impact Energy (ft.lbs.) | 4.6 |
Vibration (m/s2) | 17.5 |
Blows Per Minute | 2,500 BPM |
No Load Speed | 680 RPM |
Overall Length | 18″ |
Cord Length (ft) | 9.8′ |
Net Weight | 14.6 lbs. |
Bit Type | Accepts SDS-MAX |
Power Type | Corded |
Shipping Weight | 26.89 lbs. |
UPC Code | 088381-081566 |
Makita 1-9/16″ Rotary Hammer – accepts SDS-MAX bits HR4002 Resources
HR4002 Instruction Manual
HR4002 Parts Breakdown
HR4002 Flyer English