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Recent Blog Posts
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Perform Cutting Tool Scrap Audits and Generate Cash
09/17/2021
The Toolmaker Never Rests
09/10/2021
Greene Tool Systems helps revolutionize food production for at-risk population
09/03/2021
How to control chips when tapping holes
08/20/2021
This new vibration free cut off tool is a game changer
08/12/2021
How to calculate speeds and feeds accurately
08/05/2021
How to cut your contour milling time in half
07/30/2021
Announcement about the upcoming PMTS show in Cleveland
07/23/2021
Ballizing Best Practices
07/16/2021
Tips for maintaining hole concentricity when drilling
07/09/2021
Four critical cutting tools for manufacturing AR-15 Bolts
07/02/2021
The Secret of Burrless Drilling of Large Holes
06/25/2021
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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
