Arrowmax AM-220021-B Compact Black Nut Driver Set 4.0MM 4.5MM  [AM-220021-B]

Workshop Essential: Arrowmax AM-220021-B Nut Driver for Mini 4WD

For racers and tuners committed to Mini 4WD performance, the Arrowmax AM-220021-B nut driver delivers reliable precision for everyday build and pit work. This tool set is built to meet the needs of serious hobbyists who demand accurate nut handling during setup and maintenance.

Build Details and Practical Use

The Arrowmax AM-220021-B includes two driver sizes, 4.0MM and 4.5MM, to cover common Mini 4WD fasteners. The black coating gives a neat appearance while improving surface resilience. These drivers are made for Mini 4WD tasks, enabling firm tightening and careful loosening without marring delicate parts.

Chassis Fitment and Typical Applications

Suitable across a range of Mini 4WD chassis, this nut driver set works well with both stock and modified layouts. Whether you service an MS, MA, AR, or VS chassis, these drivers help ensure nuts are secured correctly for reliable track performance.

• Chassis Compatibility: MS, MA, AR, VS
• Driver Sizes: 4.0MM and 4.5MM
• Finish: Durable Black Coating

Maintenance Benefits for Track Reliability

Although the Arrowmax AM-220021-B does not change lap times directly, it is vital for clean assembly and repeatable maintenance. Correctly fastened components reduce failures and keep your car consistent under race conditions.