Page 1450 - Master Catalog 2017, Inch
P. 1450
Solid Carbide Drills
The Anatomy of a Drill
The Anatomy of a Drill
Use this diagram when describing features of a solid carbide drill.
Point Length
(L5)
Point Angle Diameter Shank Diameter
(Y) (D1) (D)
Max Drill Depth
(L4 max)
Flute Length Shank Length
(L3) (LS)
Overall Length
(L)
Use this diagram when describing features of a solid carbide step drill.
Point Length
(L5)
Chamfer Angle
(Y2)
Point Angle Diameter
Shank Diameter
(Y) (D1)
(D)
Drill Depth
before Chamfer
Shank Length
(SDL1)
(LS)
Overall Length
(L)
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