Brass Hex Shaft Coupling, 3mm Inner Diameter, 30mm Length
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Description
This 30mm brass hex coupling allows you to securely attach wheels and mechanical components to DC gear motor shafts. Featuring a 3mm inner diameter and a 12mm hex profile, it provides a stable connection for custom drive mechanisms. It is well suited for learners, hobbyists, and makers building mobile robotics projects.
Durable metal construction
Made from brass with a copper hex design, this coupling provides a rigid and durable link between your motor shaft and external hardware.
Shaft and wheel mounting
The coupling features a 3mm hole diameter to fit matching motor shafts, with a total length of 30mm and a 12mm edge-to-edge hex sizing.
Side screw fastening
It includes side screw apertures designed for 4mm screws to secure the coupling firmly in place on the shaft.
Specifications
| Device | Shaft Coupling |
| Type | 30mm | Copper Hex |
| Material | Brass |
| Hole diameter | 3 mm |
| Total length | 30mm |
| Size | 12 mm edge to edge |
| Side screw aperture | 4mm Screws |
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