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Facts
Shank Designs
Straight shanks - DIN 1835
Form A
- plain
Form B
- with drive flat
Form D
- screwed shank
Carbide straight shanks
for drills and end mills -
Extract from DIN 6535
Form HA
- plain
Form HB
- with drive flat
Form HE
- whistle notch flat without oilfeed holes
Morse taper shanks
Form B
- DIN 228
DIN 2207
ISO tapers
DIN 2080
DIN 69871
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