0.5 Plastic Gear Kit – 11 Kinds

This is an assorted pack of 11 different commonly used plastic gears

Features:

• Module: 0.5
• Middle aperture diameter: 2mm
• Purpose: DIY scientific small production, product design, mechanical model sample, etc.
• Calculation formula of gear diameter: gear outer diameter (addendum circle) = (number of teeth + 2) * module.
• The above gears are only suitable for 2mm shafts. Including worm, spur gear, spindle gear, crown gear, double reduction gear