Calculated Industries 4087 User Manual page 12

Advanced machining math and reference tool
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% Thread — Enters a non-standard Thread Grip
g t
Percentage for use in determining screw Tap Drill
Sizes. Default value is 75%.
Drill Size — Enters a numeric, letter, fractional
D
or metric Drill Size, displaying the decimal Inch
(U.S. mode) or millimeter (Metric mode) equivalent
of the Drill Size. The next smaller Drill Size is
displayed if the entered value doesn't match a Drill
Size. Repeated presses of
Drill Sizes in increasing order. Presses of
through Drill Sizes in decreasing order. Selected Drill
Size is stored upon exiting function.
Drill point — Enters the Cutting Angle of a Drill
g D
Point. Calculates the Drill Point Cut Depth that
needs to be taken into account when it's necessary
to maintain a specific full diameter depth.
Number of Teeth — Enters the Number of Teeth
#
on a tool. Default value is 1.
Feed per Tooth — Enters or calculates Feed
F
per Tooth (Chip Load). Unitless entries assumed
Inches in U.S. mode; millimeters in Metric mode.
Calculates Feed per Tooth given entered Cutting
Feed and Number of Teeth or RPM (Spindle
Speed), Feed Rate and Number of Teeth.
cutting Feed — Enters or calculates Cutting
c
Feed. Unitless entries assumed inches per
revolution in U.S. mode; millimeters per revolution
in Metric mode. Calculates Cutting Feed given
entered Feed per Tooth (Chip Load) and Number
of Teeth or Feed Rate and RPM (Spindle Speed).
or
toggle through
D
+
-
U
'
G
ser
s
toggle
(cont'd)
— 11
Uide

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Machinist calc pro 4087

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