The Makita 40V max XGT Brushless Cordless 4-Speed High-Torque 1/2" Sq. Drive Impact Wrench w/ Friction Ring Anvil, Tool Only is a cordless high-torque impact wrench built for heavy fastening and stubborn fastener removal. This is a high-torque impact wrench designed for loosening large nuts and bolts and driving high-load fasteners. Model GWT02Z gives you full-size output in a cordless format, making it a strong fit for equipment service, steel work, fleet maintenance, and other jobs where you need real breakaway force without dragging an air hose around.

The numbers are what put this one in the serious-duty category. Makita rates it at 1,620 ft.lbs. of nut-busting torque and 1,250 ft.lbs. of fastening torque. That matters when you're working on rusted lug nuts, structural bolts, heavy anchors, or large assembly hardware that can stop mid-torque tools cold. The 4-speed selector gives you more than just top-end power, too. You get selectable no-load speeds from 0-850 / 0-900 / 0-1,000 / 0-1,800 RPM and impact rates from 0-1,700 / 0-1,800 / 0-2,000 / 0-2,400 IPM, so you can back off when the job calls for control instead of maximum force.

Makita also gave this impact wrench features that actually help during real work, not just on a spec sheet. The 3 forward and 3 reverse Auto-Stop modes are useful when you're doing repetitive fastening or removal and want more consistent stopping behavior. The full speed mode reduces trigger pull to reach full speed faster, which is handy when you're moving through a run of similar fasteners. An ultra-smooth variable speed trigger gives you better feathering at startup, which helps when you want to seat a socket cleanly before the hammering starts.

For a high-torque unit, the size is a real selling point. Makita lists the overall length at just 8-3/8 inches, which is compact for this power class and useful when you're reaching around suspension components, working inside equipment frames, or trying to access bolts tucked into machinery. The 1/2 inch square drive with friction ring anvil keeps socket changes quick, which is exactly what most mechanics and field techs want when they're moving between common impact sockets all day.

Makita put some thought into durability as well. The reinforced gear housing is there for jobsite abuse, and the flexible joint that isolates the battery from the grip is designed to reduce wear on the battery contacts under heavy use. On a tool that hits this hard, that detail matters. The tool is also built with XPT, Makita's added dust and water resistance design for rough jobsite conditions. It is not a reason to abuse the tool, but it is the kind of protection you want if this wrench is going into service trucks, fabrication shops, or outdoor work.

Visibility is better than usual for this class, too. The dual LED lights, with one below the anvil and one on the foot of the tool, help when you're working under vehicles, in mechanical rooms, or anywhere the fastener is easy to miss in poor light. That sounds small until you're lining up a socket on dark, greasy hardware and don't want to waste time fishing around.

System fit is another big part of the story. This tool runs on the Makita 40V max XGT platform, and Makita's XGT system is built around high-demand cordless applications. The platform uses digital communication between tool and battery to optimize performance and monitor for overload, over-discharge, and overheating. If you're already on XGT, this is an easy add for heavier fastening work. If you're starting fresh, it makes the most sense for users who specifically need the higher-output side of Makita's cordless lineup.

This bare tool is best for pros and serious users who already own compatible XGT batteries and chargers, or who need a top-end cordless impact wrench for demanding service work. If most of your work is medium-duty automotive or general-purpose fastening, a mid-torque model may be easier to live with day to day. But if you routinely deal with seized hardware, large fasteners, or heavy equipment work, the GWT02Z is the kind of cordless impact wrench that earns its place fast.

Makita 40V max XGT Brushless Cordless 4-Speed High-Torque 1/2" Sq. Drive Impact Wrench w/ Friction Ring Anvil, Tool Only Means Business

This is the one you buy when mid-torque is not enough and you want full-size cordless impact wrench performance without jumping to air.

• Who it's for: Techs, mechanics, ironworkers, and contractors dealing with large fasteners, seized hardware, and heavy service work.
• Why it stands out: The mix of 1,620 ft.lbs. breakaway torque, compact 8-3/8 inch length, and useful control features makes it more than just a brute-force tool.
• Worth knowing: This is a bare tool, so you need an XGT battery and charger. If your work is mostly light-duty fastening, this is more wrench than you need.

• Is this a high-torque or mid-torque impact wrench? This is a high-torque impact wrench designed for heavy fastening and fastener removal.
• What battery system does it use? It is compatible with Makita 40V max XGT lithium-ion batteries.
• Does it have multiple speed settings? Yes. It has four speed settings, plus 3 forward and 3 reverse Auto-Stop modes.
• How compact is it for a tool in this class? Makita lists the overall length at 8-3/8 inches, which is compact for a high-torque 1/2 inch impact wrench.