Recommendations for tapping drill sizes for use with fluted taps Ingestion-build-48068 BS EN 13702 specifies a

BS EN 13702 specifies a method for determining the dynamic viscosity of a bituminous binder over a range of temperatures by means of a cone and plate viscometer

for heat generation by the following heat pump systems

Standardized symbols and abbreviations are defined

10 Design analysis

Recommendations for tapping drill sizes for use with fluted taps Ingestion-build-48068 BS EN 13702 specifies a1 Scope These recommendations give drill sizes, covered by BS 3281, for use prior to tapping the threads indicated. Table 1 to Table 14 cover preferred thread forms and Table 15 to Table 17 cover non preferred forms. Appendix A covers alternative tapping drill sizes.