Us e r 's GU i d e — 9
f
Feed Rate — Enters or calculates Feed Rate.
Unitless entries assumed millimeters per minute
in Metric mode; inches per minute in U.S. mode.
Calculates Feed Rate given values for Cutting Feed
and RPM (Spindle Speed) or Feed per Tooth (Chip
Load), RPM and Number of Teeth.
gf
Wire Size — Enters or calculates Wire Size for
3-Wire Measurements. Unitless entries assumed
millimeters in Metric mode; Inches in U.S. mode.
Calculates the recommended Ideal, Maximum and
Minimum Wire Sizes given an entered Thread Size.
b
Bolt Pattern — Enters the number of holes in a
Bolt Pattern. Calculates the hole Center-to-Center
Spacing and the x and y coordinates for each hole
in a Bolt Pattern given entered Diameter, Number of
Bolt Holes, Starting Angle (optional) and Center x and
y coordinates (optional).
gb
Thread Classication (Thread Class) — Used to
select the Tolerance Class for metric Threads and the
Thread Class for numeric and fractional Threads. The
default Tolerance Class for metric Thread Sizes is 6H
(Internal). The default Class for numeric and fractional
Thread Sizes is 2B (Internal). See Thread Sizing
section for further details on available Classes.
t
Thread Size — Enters a metric, numeric or fractional
Thread Size and provides Thread characteristics
such as Cut Tap Drill Size, Minimum Major Diameter,
etc. See Thread Sizing section for further details on
entry format, valid entries and a listing of the resulting
Thread characteristics.
gt
% Thread — Enters a non-standard Thread Grip
Percentage for use in determining screw Tap Drill
Sizes. Default value is 75%.
(cont’d)
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General
Weight and Dimensions
