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   R & L CAD Services Pty Ltd  | 
 
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   Software for flat pattern development in engineering.  | 
 
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   Transition Round to Round  | 
 
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   A transition from a round to a round. The top may be at an angle to the base and is fixed to the center line.  | 
 
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   A transition from a round to a round. The top may be angled. The center of the top may also be offset to the base.  | 
 
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   A transition from a round to a round. The top is fixed at an angle of 90 degrees to the base.  |