Worm Shaft:

Worm shaft teeth: 2

Outer diameter: approx. 7mm

Inner hole: 3mm (fit for 3mm motor shaft)

Length: approx. 12mm

High strength and hardness.

Durable in use.

Worm Wheel:

Worm wheel: 20 Teeth

Outer diameter: approx. 11.5mm

Inner hole: approx. 4mm

Thickness: approx. 12mm

Tooth thickness: approx. 6mm

Round table 8mm, with a M3 top wire

Worm wheel and gear center distance from the center is 8mm

Durable and easy to use.

Package included:

1 x Worm Wheel

1 x Worm Shaft