YouTube video by Valevro Studio teaching skiving
Notes
- three types
 
- for folding
        
- gives 9mm fold allowance
 - push skives using a straight Japanese leather knife
 - incises a line at the allowance line first
 - goes over the line again and again, deepening it
 - removes the skive as a single, long strip
 - 0.6-0.8 mm final thickness
 
 - 
        3:08 for backseam
        
- 3-4 mm allowance
 - same technique of deepening the line
 - to same thickness
 
 - 
        4:05 overlapping pieces [seam allowance]
        
- 10mm allowance
 - same deepening technique
 - 0.3 mm at edge
 - also for tapering toe puffs