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Holes with Flat Bottoms

Blind holes should be cone-bottomed rather than flat-bottomed. Flat-bottomed holes cause problems with operations such as reaming. Use standard twist drills to create cone-bottomed holes. The bottom angle should conform to the angle on standard drills.

Parent topicDrill Rules
Hole Diameters
Hole Entry and Exit Surfaces
Holes Intersecting Cavities
Partial Holes
Linear and Angular Tolerances
Search 'Holes with Flat Bottoms' in the SOLIDWORKS Knowledge Base.


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