STRAIGHT
SHANK
DRILLS
S O M T A P 1 2 C A T A L O G U E
50
When an intermediate diameter or a non standard length of drill is required, the following diameters and
lengths need to specified.
Straight Shank Drills
D = Drill Diameter
A = Shank Diameter
L = Overall Length
F = Flute Length
S = Shank Length
Morse Taper Shank Drills
D = Drill Diameter
L = Overall Length
F = Flute Length
M = Morse Taper Size
F
S
L
A
D
F
L
D
M
Drill Terminology
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