This type is miniature Worm Gear DC Motor, which can change shaft rotation direction while the wiring positive andnegative be changed. It is also have
uxcell Double Shaft Worm Gear Motor DC 12V 15RPM High Torque Speed Reduction Motor with Metal Gearbox
DC 12V Reduction Motor 2RPM Reversible High Torque Turbo Worm Reduction Gear Box Geared Electric Motor : : Tools & Home Improvement
BEMONOC 12V 5Rpm DC Worm Reduction Geared Motor Ultra Low Speed Electric Motor for DIY : : Tools & Home Improvement
DC 12V Gear Motor High Torsion Speed Reduce Electric Gearbox Motor Reversible Worm Gear Motor 8mm Shaft (12V 10RPM) : : Tools & Home Improvement
BEMONOC High Torque 12V 9 RPM Motor Small Worm Geared Reducer Motor with Metal Gear Box : : Tools & Home Improvement
Bemonoc High Torque 110 Volt 50/60HZ 120W Low RPM 15rpm AC Gear Reducer Motor Reversible Output Shaft 12mm & AC Speed Controller Kits for Production Line : : Tools & Home Improvement
DC12V 100RPM Gear Box Reversible High Torque Reduction Electric Motor, Turbo Worm Gear Motor Outer Diameter 20MM : : Tools & Home Improvement
Bemonoc High Torque AC Motor 110V 50/60HZ 54 RPM 120Watts Variable Speed Gear Reducer Motor & AC Speed Controller Kits : : Tools & Home Improvement
Worm Gear Motor, DC 12V Gear Motor High Torsion Speed Reduce Electric Gearbox Motor, Reversible Worm Gear Motor, 8mm Shaft Speed Reduction Motor (12V 30RPM) : : Tools & Home Improvement
