* Default needle type : L-Cannula needle
* Default needle hub type : Assembly hub
* Default cog type : CB4 (Please refer to the list below)
 
* We usually manufacture Cogs in 4 ways.
  CB1 (ST, Straight Type) – in one direction
  CB2 – 2 directions in 180º degrees
  CB3 – 3 directions in 120º degrees
  CB4 (SP, Spiral Type) – 4 directions in 90º degress (Major type)
 
  Cog-N L-Cannula 20G 38mm +2 52mm (Major model)
  Cog-N L-Cannula 20G 60mm +2 82mm (Major model)
  Cog-N L-Cannula 21G  38mm 0-0 52mm (Major model)
  Cog-N L-Cannula 21G 60mm 0-0 82mm (Major model)
  Cog-N L-Cannula 22G 60mm 2-0 82mm (Major model)