Makita HR1840 Rotary Hammer – 18 mm SDS‑Plus (110 V & 240 V Options)

Makita HR1840 Rotary Hammer – 18 mm SDS‑Plus (110 V & 240 V Options)

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Makita HR1840 Rotary Hammer – 18 mm SDS‑Plus


Compact 2‑Mode Rotary Hammer | Lightweight & Powerful | Ideal for Concrete & Masonry


The Makita HR1840 is a compact SDS‑Plus rotary hammer drill offering two operating modes: rotation only and hammer drilling. Powered by a 470 W motor, it delivers 1.4 J of impact energy and produces up to 4,800 bpm, with speeds up to 2,100 rpm—perfect for overhead, fine finish, and tight‑space drilling tasks. It includes a torque‑limiting clutch, variable speed trigger, and a reversible sliding chuck for fast, efficient bit changes.


The HR1840 is available in both 240 V (standard mains) and 110 V (site-safe) versions, making it suitable for domestic, trade, and construction site environments.

✅ Key Benefits:

  • Compact & lightweight (~2.4 kg) – ideal for overhead work and confined spaces

  • 2‑mode operation – choose between rotation only or hammer-assisted drilling

  • Torque‑limiting clutch – protects gears if the bit jams

  • Reversible sliding SDS‑Plus chuck – for quick and secure bit changes

  • Variable speed trigger with lock‑on button – for greater control

  • Ergonomic grip – designed to reduce user fatigue and improve comfort

🧰 What’s Included:

  • 1× Makita HR1840 Rotary Hammer (18 mm SDS‑Plus)

  • 1× Side Handle

  • 1× Depth Gauge

  • 1× Carry Case

📐 Product Specifications:

  • Voltage: Available in 110 V or 240 V versions

  • Power Input: 470 W

  • No‑Load Speed: 0–2,100 rpm

  • Blows per Minute: 0–4,800 bpm

  • Impact Energy: 1.4 J

  • Max Drilling Capacity:
    – Concrete: 18 mm
    – Wood: 24 mm
    – Steel: 13 mm
    – TCT Core Bit: up to 35 mm

  • Optimum Drilling Range (Concrete): 4–10 mm

  • Weight: ~2.4 kg

  • Cable Length: ~2.5 m

  • Vibration Levels (Hammer Drilling): ~10 m/s² (K = 1.5)

  • Sound Pressure: ~87 dB(A)

  • Sound Power: ~98 dB(A) (K = 3 dB)

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