Small Cross Sleeve

Small Cross Sleeve serves as a compact mechanical fastening tool designed for efficient assembly of miniature hardware in electronics, robotics, and prototyping structures. Engineered as a miniature cross wrench, this precision fastening accessory simplifies the installation and adjustment of small screw nuts commonly used in modular frames, robotic chassis, and maker hardware kits. The cross-shaped sleeve design provides stable grip and controlled torque during tightening operations, helping protect delicate threads on miniature fasteners. Within dense mechanical assemblies where standard tools struggle to reach, this compact sleeve wrench offers reliable handling and accurate hardware engagement for professional prototyping and maintenance workflows.

Versatile Hardware Compatibility

This miniature cross wrench integrates four commonly used nut sizes within a single compact tool body, allowing efficient handling of multiple fastening standards without switching tools. The cross sleeve accommodates screw nuts with 4mm, 5mm, 5.5mm, and 7mm outer diameters while supporting widely used M2, M2.5, M3, and M4 hexagonal screws. Such multi-size compatibility makes this compact fastening accessory particularly suitable for electronics prototyping kits, robotics hardware frames, structural brackets, and mechanical assemblies where multiple miniature fastener sizes appear within the same build.

Compact and Ergonomic Design

Measuring only 4.6 × 2.4 × 0.8 cm, this pocket-sized cross wrench delivers high practicality while occupying minimal storage space. The cross-shaped structure provides ergonomic leverage using simple finger rotation, enabling effective torque control despite the tool’s small footprint. This ergonomic geometry also allows the miniature wrench to reach recessed screw positions and narrow mechanical clearances often found in dense robotic chassis assemblies, compact mechanical modules, and tightly integrated maker hardware frameworks.

Within robotics construction, electronics prototyping, and hardware maintenance environments, this miniature sleeve wrench supports fast and accurate installation of small nuts and hex screws. Compact dimensions, multi-size compatibility, and ergonomic torque control make this cross-shaped fastening tool well suited for mobile robot platforms, 3D printer maintenance, structural frame assembly, and other precision mechanical builds requiring reliable miniature hardware handling.

• Compatible with M2/M2.5/M3/M4 nuts and hexagonal screws
• Dimension: 4.6 x 2.4 x 0.8cm(1.81 x 0.94 x 0.31")

• Small Cross Sleeve x1