A description of all the exhibited items is made as objective as possible. 
In the specification, there are technical, physical and other characteristics.
 Are listed all defects and deficiencies.
 I am always ready to answer your questions honestly and impartially.

Module - 0,8
Outside diameter D : 32,0 mm  
Hole diameter d : 13,0  mm
Pressure angle - 20 deg

Module - 1,0
Outside diameter D : 50,0 mm  
Hole diameter d : 18,0  mm
Pressure angle - 20 deg

Discount for the combined shipping

I will add a tracking number in EBAY