The Makita XRH03Z is a lightweight 18V LXT brushless SDS-Plus rotary hammer built for electricians, plumbers, and finish contractors who need a compact, maneuverable tool for anchor setting in tight spaces. Rated for 7/8 in. concrete with 1.1 ft-lbs of impact energy and 5,000 BPM, it covers small-diameter Tapcons, drop-in anchors, and conduit fasteners with minimal fatigue. Sold tool-only for LXT platform users.
Is the XRH03Z suitable for electrical rough-in work?
Yes. The XRH03Z is a popular choice for electricians because its compact, lightweight body fits into stud cavities and panel knockout spaces where larger rotary hammers would struggle. It handles the 3/16 in. to 1/4 in. anchor bolts common in electrical work without difficulty.
What is the advantage of an SDS-Plus chuck over a standard keyless chuck?
SDS-Plus bits lock into place via grooves on the shank, allowing the bit to reciprocate independently during hammering while staying locked against rotation. This means energy goes into the material rather than the chuck, and bit changes are tool-free — simply push and twist.
Can I use the XRH03Z for drilling in wood without hammer mode?
Yes. The XRH03Z has a rotation-only mode for standard drilling in wood. However, you'll need an SDS-Plus to round-shank adapter or SDS-Plus wood bits to use it effectively in wood.
What is the no-load speed of the XRH03Z?
The XRH03Z runs at up to 1,300 RPM under no-load conditions. Speed is variable via the trigger and ramps up under operator control.
Does the XRH03Z have a rotation-lock function for chiseling?
Yes. The mode selector can be set to hammer-only with the bit locked in a fixed rotational position, allowing you to orient a flat chisel at the correct angle before locking it in place.
# Makita 18V LXT Brushless 7/8 in. SDS-Plus Rotary Hammer (Tool Only) **Model:** `XRH03Z` **Brand:** Makita **Category:** Rotary Hammer > The Makita XRH03Z is a lightweight 18V LXT brushless SDS-Plus rotary hammer built for electricians, plumbers, and finish contractors who need a compact, maneuverable tool for anchor setting in tight spaces. Rated for 7/8 in. concrete with 1.1 ft-lbs of impact energy and 5,000 BPM, it covers small-diameter Tapcons, drop-in anchors, and conduit fasteners with minimal fatigue. Sold tool-only for LXT platform users. ## Specifications | Attribute | Value | |---|---| | Product Type | Rotary Hammer | | Voltage | 18 | | Platform | LXT | | Chuck Type | SDS-Plus | | Max Capacity Concrete In | 0.875 | | Max Capacity Steel In | 0.5 | | Max Capacity Wood In | 1.375 | | Impact Energy Ft Lbs | 1.1 | | Bpm | 5,000 | | No Load Rpm | 1,300 | | Brushless | Yes | | Tool Only | Yes | | Battery Included | No | | Charger Included | No | | Weight (lbs) | 5.5 | | Warranty | 3-year limited | ## What's Included - rotary hammer - side handle - depth gauge Source: https://www.jaspecs.com/makita/rotary-hammer/xrh03z-makita-18v-lxt-brushless-sds-plus-rotary-hammer-tool-only/