
PARALLEL SHANK COUNTERSINKS FOR ANGLES 60, 90 AND 120 DEGREES INCLUSIVE
出版:Netherlands Standards

專家解讀視頻
Defines the dimensions of parallel shank countersinks for angles 60 degrees, 90 degrees and 120 degrees inclusive. Also specifies dimensions in metric units only, these being regarded as the only recommended dimensions in the future, for countersinks with cutting diameters in the range 8 mm to 25 mm.