ASME B94.49 (1975)

Spade Drill Blades and Spade Drill Holders

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Annotation and contents

This Standard covers nomenclature, definitions, sizes and tolerances for spade drill blades and spade drill holders insofar as the holder locates and holds the spade drill blade.  All dimensions are in inches. Conversion tables from inch to millimeter are given in Appendix A.