Product description
1pair 0.5 Modulus Small Reduction Ratio of 1:10 Motor Output Copper Worm Wheel Gear For DIY
Inner hole :3 (with 3 mm motor shaft fitting)
The outside diameter :11.4 MM
The total thickness :12 MM
circular truncated cone diameter :8 MM have a M3 top silk
Worm and worm gear Coincide distance from the center distance is 8 mm
1pairs x 0.5 Modulus Small Reduction Ratio of 1:10 Motor Output Copper Worm Wheel Gear For DIY