WHEELER Motor hybrid stepper motors are available in six sizes from NEMA 8 (20 mm) to NEMA 34 (86 mm).

They offer both a high step angle accuracy and a high step resolution, and are suitable for a wide range of applications. 

Each size has multiple stack lengths. Single or dual shaft is standard but customized shaft options are also available. 

Small, compact design stepper motor

The NEMA 8 20mm Hybrid Rotary Stepper Motor has Max 0.03N.m of holding torque.