Centre drills for centre holes with protecting chamfer. Type B Ingestion-build-67170 cerealbased products

cerealbased products

and the maximum working temperature is not higher than 300 oC for steel and 100 oC for aluminium or aluminium alloy vessels

BS EN 60947-5-9 is not intended to cover devices with analogue outputs

EN 50281-1-1

Centre drills for centre holes with protecting chamfer. Type B Ingestion-build-67170 cerealbased products1 Scope This International Standard specifies the dimensions of centre drills for centre holes with protecting chamfer Type B. It covers only metric dimensions, regarded as the only recommended dimensions in the future for this type of drills. The flutes can be straight or spiral at the option of manufacturer. Unless otherwise stated, these drills are right hand cutting. Annex A gives the recommended dimensions for the centre holes, Type B, which can