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Number of SSV's:
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Number of Solutions:
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Suspected Sources of Variations (SSV's) | Tool for pinpointing | Technical solutions |
|---|---|---|
Excessive thurst | MVA | Increase drill clearance angle |
Excessive tool overhang | OBS | Use piloted reamer or bushing |
Excessive tool overhang | OBS | Use shorter reamer if possible |
Excessive work hardness | PC | Check heat treatment and processes that may have work hardened surfaces |
Excessive work hardness | PC | Check previous processing |
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