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Recent Blog Posts
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The perils of training tall machinists part II
06/23/2017
The perils of training tall machinists
06/09/2017
Three tips for machining plastic dry
06/05/2017
An inexpensive and effective way of coolant delivery
05/26/2017
Cutting Tool Innovation: This box can extend your tool life.
05/19/2017
Coolest thing at the PMTS Show
05/12/2017
Cut tooling costs by paying attention to finite details
05/05/2017
The advantages of broaching on your CNC
04/28/2017
Visit Booth 833 at Columbus PMTS Show
04/25/2017
Tapered Drills vs. Boring: What works better?
04/14/2017
Stick to what you know! An update on our new production facility
04/07/2017
5 ways to avoid a rough surface finish using End Mills
03/31/2017
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Directions for Use
Enter your data parameters into the fields on the left
Click the green arrow in the center of the calculator
Your answers will appear in the fields on the right
-- change calculator using buttons below --
Tap Drill
MM Tap Drill
RPM
SFPM
Helix Angle
- Select a Calculator -
Tap Drill Size
MM Tap Drill
RPM
SFPM
Helix Angle
Tap Drill Size
TAP DIA (0.000)
THREADS PER INCH
% OF THREAD
(65%, 70% OR 75%)
Clear All
Cut Tap Drill Size Inch
Cut Tap Drill Size MM
Roll Form Tap Size Inch
Roll Tap Size MM
MM Tap Drill
TAP DIA. MM
THREADS PER MM
% OF THREAD
(65%, 70% OR 75%)
Clear All
Inch Cut Tap
MM Cut Tap
Inch Roll Tap
MM Roll Tap
RPM
S.F.P.M.
TOOL OR PART DIAMETER (in)
Clear All
RPM
SFPM
RPM
TOOL OR PART DIAMETER (in)
Clear All
SFPM
Helix Angle
PITCH IN THREADS PER INCH
THREAD DIAMETER
Clear All
HELIX ANGLE
