EDP: 2946025 - Part Number: MTEC0312C0820UN IN2005 - Series: MTEC-UN

Careers About Us

Big Cutter One - Next Stop

,

Big Cutter Two - Next Stop

,

Visit the Big Cutter Page

In-Person
Seminars

View our Schedule

Mobile
Seminars

View our Schedule

View the Trade Shows page...

Our Upcoming Trade Shows

	Show Name	Dates	Location	Website
1	PMTS (Precision Machining Technology Show)	April 1–3, 2025	Huntington Convention Center, Cleveland, OH	Show Website

Contact Us
Address:

Ingersoll Cutting Tools
845 S. Lyford Rd.
Rockford, Illinois 61108

Phone or E-Mail:

- 815-387-6600
- info@ingersoll-imc.com

Tech
Support

For Technical Questions

Customer
Service

Get General Assistance

Home > RapidThread > MTEC-UN - Solid Carbide Thread Mill > 2946025 MTEC0312C0820UN IN2005

EDP: 2946025
Part: MTEC0312C0820UN IN2005
Series: MTEC-UN - Solid Carbide Thread Mill

View STEP

P Pitch (TPI)

20

UNF

7/16-1/2

D1 Shank Dia.

0.3125

D2 Thread

0.276

NOF No. of Flutes

3

L1 Usable Length

0.830

L2 Overall Length

2.500

Available : 17
International: 5

Product Series Features:

Cylindrical Shank
Internal Thread Mills for UN Thread

Notes:

Select the correct threading tool using the Rapid Thread Advisor

P - Pitch (TPI)	20
UNF	7/16-1/2
D1 - Shank Dia.	0.3125
D2 - Thread	0.276
NOF - No. of Flutes	3
L1 - Usable Length	0.830
L2 - Overall Length	2.500
DXF File
STEP Light File
STEP Detailed File

Choose a Section

Tool Holders
ER*EX

ER Series DIN6499 Spring Collet
Single Diameter
.0004" Runout Tolerance
Super Finish Surface with Anti-Corrosion Protection
Recommended for improved runout & clamping torque
For use with solid shank cutting tools

Tool Holders
ER*SEAL*AA JET

DIN 6499/ISO 15488-B Collet
Single Diameter
8 Slot Rubber Sealed Design with 4 Cooling Jets directing coolant flow to the cutting edge
AA High Precision
.0002" TIR
Collapse Range 0.008" Max
Super Finish Surface with Anti-Corrosion protection
1450 PSI Max
For use with solid shank cutting tools
Recommended for improved runout & clamping torque

Tool Holders
ER*SPR

ER Series DIN 6499 /ISO15488-B Spring Collet
Inch/Metric Combination
.0004" TIR
Hard Touch Coated
NOTE: ER11 COLLETS SHOWN WITH .039" (1 mm) CLAMPING RANGE HAVE BEEN PHASED OUT AND REPLACED WITH .020" (0.5 mm) CLAMPING RANGE

Tool Holders
ER*SPR*AA

ER Series DIN 6499 Spring Collet
Inch/Metric Combination
AA High Precision
.0002" TIR
Hard Touch coated

Tool Holders
ER*SRK

ER Series Integral Collet
Thermal Shrink Adaption
1450 Max PSI
For use with Carbide Shank Tooling only
For through coolant, preset screw must be removed
*See Notes below

Tool Holders
ER*SRK*CX

ER Series Integral Collet with Coolant Jet Channels
Thermal Shrink Adaption
Slim Nose Design with Coolant channels along shank bore
1450 Max PSI
For use with solid carbide shank (non-coolant through) tooling only
Note: Preset CX Screw enables coolant supply via coolant channels - Do Not Remove
*See Notes Below

Tool Holders
ER*SRK*JET2

ER Series Integral Collet with Internal Cooling Jets
Thermal Shrink Adaption
1450 Max PSI
For use with standard carbide shank (non-coolant through) tooling
*Note: When assembled in an ER holder, the actual protruding length of the becomes shorter by 2.0 mm for ER20 and 3.0 mm for ER25 and ER32

HydroMax
SC*HYDRO

Sealed Reduction Sleeve
For use in hydraulic milling chucks
Note: Sleeves are compatible with all cylindrical shanks and Weldon shanks .250"-.750" diameter (Sleeves are not recommended for use with Weldon shanks over .750" diameter)

Tool Holders
SC*SPR

Straight Sleeve/Collet
For use with MAXIN Power Milling chucks
Preset Screw available for tool positioning (Sold Separately)
*Chucking forces will be reduced by 25% when optional reduction sleeves are used

Rapid Thread Line, Solid Carbide Thread Mills

Rapid Thread Advisor

Milling

Holemaking

ISO Turning
Grade &
Chipbreaker

Turning
Grades

Turning
Chipbreakers

Turning Inserts

Turning Holders & Boring Bars

Turning Holders & Boring Bars

Machining
App

RapidThread
Advisor

Product Lines

Industries

QwikMod

Big Cutter One - Next Stop

Big Cutter Two - Next Stop

In-Person
Seminars

Mobile
Seminars

Tech
Support

Customer
Service

EDP: 2946025
Part: MTEC0312C0820UN IN2005
Series: MTEC-UN - Solid Carbide Thread Mill

Product Series Features:

Notes:

Choose a Section

Milling

Holemaking

ISO TurningGrade &Chipbreaker

TurningGrades

TurningChipbreakers

Turning Inserts

Turning Holders & Boring Bars

Turning Holders & Boring Bars

MachiningApp

RapidThreadAdvisor

Catalogs

Ingersoll TV

Product Lines

Industries

QwikMod

Our Most Recent QwikCuts

Big Cutter One - Next Stop

Big Cutter Two - Next Stop

In-PersonSeminars

MobileSeminars

Our Upcoming Trade Shows

Address:

Phone or E-Mail:

TechSupport

CustomerService

EDP: 2946025 Part: MTEC0312C0820UN IN2005 Series: MTEC-UN - Solid Carbide Thread Mill

Product Series Features:

Notes:

Choose a Section

ISO Turning
Grade &
Chipbreaker

Turning
Grades

Turning
Chipbreakers

Machining
App

RapidThread
Advisor

In-Person
Seminars

Mobile
Seminars

Tech
Support

Customer
Service

EDP: 2946025
Part: MTEC0312C0820UN IN2005
Series: MTEC-UN - Solid Carbide Thread Mill