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Blade selection
selecting the right blade for the cut requires a
knowledge of various blade characteristics. this
section breaks down blade characteristics to help
the reader make an informed decision about what
blade to use for a given operation.
Blade terminology
a
B
C
d
e
F
figure 22. Bandsaw blade terminology.
a. Kerf: the width of the cut made during oper-
ation.
B. tooth set: the distance each tooth is bent
left or right from the blade.
C. Gauge: the thickness of the blade.
D. Blade width: the widest point of the blade
measured from the tip of the tooth to the back
edge of the blade.
Model g0717 (Mfg. since 9/10)
h
i
g
E. tooth Rake: the angle of the tooth face
from a line perpendicular to the length of the
blade.
f.
Gullet Depth: the distance from the tooth tip
to the bottom of the curved area (gullet).
G. tooth pitch: the distance between tooth
tips.
h. Blade Back: the distance between the bot-
tom of the gullet and the back edge of the
blade.
i.
Blade pitch or tpi: the number of teeth per
inch measured from gullet to gullet.
Blade Length
Measured by the blade circumference, blade
lengths are usually unique to the brand of your
bandsaw and the distance between the wheels.
Model
g0717 ........................................................ 119
Blade Length
⁄
"
1
2
-23-
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