English
Sign In
Loading Profile
Order Products Online
Cart
No Items in Cart
COVID-19: How WIDIA is responding

LEARN MORE

TopThread™

Show Filters
Filter By:
Show dimensions in:
Workpiece Material
  • Cast Iron (17)
  • High-Temp Alloys (17)
  • Stainless Steel (17)
  • Steel (17)
Grade
  • TN6025 (16)
  • W (10)
  • TN6010 (8)
  • KWH (1)
Platform
  • TopThread (18)
  • TopThread TopGroove (9)
  • KM40 (4)
Shape (METRIC)
  • TN-Top Notch Thread/Groove (17)
Shape (INCH)
  • TN-Top Notch Thread/Groove (17)
Insert Hand (INCH)
  • R - Right (14)
  • L - Left (11)
Insert Hand (METRIC)
  • R - Right (14)
  • L - Left (11)
Insert Seat Size (INCH)
  • 3 (15)
  • 2 (5)
  • 4 (4)
  • 1 (1)
  • 4U (1)
  • 6 (1)
Insert Seat Size (METRIC)
  • 3 (15)
  • 2 (5)
  • 4 (4)
  • 1 (1)
  • 4U (1)
  • 6 (1)
Wiper Insert (METRIC)
  • No (17)
Wiper Insert (INCH)
  • No (17)
Min. Bore Diameter (INCH)
  • 0.7874 (2)
  • 2.1260 (2)
  • 2.5000 (2)
  • 0.4400 (1)
  • 0.4530 (1)
  • 0.7280 (1)
  • 0.7283 (1)
  • 0.7300 (1)
  • 0.8000 (1)
  • 0.8661 (1)
  • 0.9840 (1)
  • 0.9843 (1)
  • 1.0000 (1)
  • 1.0236 (1)
  • 1.1250 (1)
  • 1.2598 (1)
  • 1.3386 (1)
  • 1.3390 (1)
  • 1.3750 (1)
  • 1.5748 (1)
  • 1.7323 (1)
  • 1.7500 (1)
  • 2.0000 (1)
  • 2.2000 (1)
  • 2.3750 (1)
  • 2.7500 (1)
  • 2.7559 (1)
  • 3.0000 (1)
  • 3.5000 (1)
Min. Bore Diameter (METRIC)
  • 18.5000 (2)
  • 20.0000 (2)
  • 34.0000 (2)
  • 54.0000 (2)
  • 63.5000 (2)
  • 11.1760 (1)
  • 11.5000 (1)
  • 18.5420 (1)
  • 20.3200 (1)
  • 22.0000 (1)
  • 25.0000 (1)
  • 25.4000 (1)
  • 26.0000 (1)
  • 28.5750 (1)
  • 28.5800 (1)
  • 32.0000 (1)
  • 34.9200 (1)
  • 34.9250 (1)
  • 40.0000 (1)
  • 44.0000 (1)
  • 44.4500 (1)
  • 50.8000 (1)
  • 55.8800 (1)
  • 60.3250 (1)
  • 69.8500 (1)
  • 70.0000 (1)
  • 76.2000 (1)
  • 88.9000 (1)
Hand of Tool (INCH)
  • R - Right (14)
  • L - Left (10)
Hand of Tool (METRIC)
  • R - Right (14)
  • L - Left (10)
System Size (INCH)
  • KM40TS (4)
System Size (METRIC)
  • KM40TS (4)
Connection Style (METRIC)
  • Toolholder (6)
  • Boring Bar Shank (4)
  • KM (4)
Connection Style (INCH)
  • Toolholder (6)
  • Boring Bar Shank (4)
  • KM (4)
Connection Type (METRIC)
  • Square Shank (6)
  • Boring Bar (4)
  • Taper Shank (4)
Connection Type (INCH)
  • Square Shank (6)
  • Boring Bar (4)
  • Taper Shank (4)
Internal Coolant Capability (METRIC)
  • Yes (8)
  • No (6)
Internal Coolant Capability (INCH)
  • Yes (8)
  • No (6)
Narrow by category:
Sorted By
Per Page
  • Clear all filters

KM40TS™ Internal Cutting Units

KM40TS™ Internal Cutting Units

KM40TS™ Internal Cutting Units

Top Notch™ Threading and Grooving • KM40TS Cutting Units

ISO - KM40TSS32GNER3
ANSI - KM40TSS32GNER3
Grade - N/A
Product # 3955497
Additional sizes and grades
Web Title ISO ANSI All Star Product #
KM40TS™ Internal Cutting Units KM40TSS32GNEL3 KM40TSS32GNEL3 No 3955496
KM40TS™ Internal Cutting Units KM40TSS32JNER3 KM40TSS32JNER3 No 3955495
KM40TS™ Internal Cutting Units KM40TSS32JNEL3 KM40TSS32JNEL3 No 3955494
KM40TS™ Internal Cutting Units KM40TSS25HNER3 KM40TSS25HNER3 No 3955493
KM40TS™ Internal Cutting Units KM40TSS25HNEL3 KM40TSS25HNEL3 No 3955492
See all additional sizes and grades

KM40TS™ Internal Cutting Units

KM40TS™ Internal Cutting Units KWH

KM40TS™ Internal Cutting Units

Top Notch™ Threading and Grooving • KM40TS Cutting Units

ISO - KM40TSE16JNER2
ANSI - KM40TSE16JNER2
Grade - KWH
Product # 3951836
Additional sizes and grades
Web Title ISO ANSI All Star Product #
KM40TS™ Internal Cutting Units KWH KM40TSE16JNEL2 KM40TSE16JNEL2 No 3951835
See all additional sizes and grades

Threading

Threading

Threading

Top Notch™ Threading and Grooving • KM40TS™ Cutting Units

ISO - KM40TSNSR4
ANSI - KM40TSNSR4
Grade - N/A
Product # 3902295
Additional sizes and grades
Web Title ISO ANSI All Star Product #
Threading KM40TSNSR3 KM40TSNSR3 No 3902294
Threading KM40TSNSR2 KM40TSNSR2 No 3902293
Threading KM40TSNSL4 KM40TSNSL4 No 3902292
Threading KM40TSNSL3 KM40TSNSL3 No 3902291
Threading KM40TSNSL2 KM40TSNSL2 No 3902290
See all additional sizes and grades

Threading

Threading

Threading

Top Notch™ Threading and Grooving • KM40TS™ Cutting Units

ISO - KM40TSNER4
ANSI - KM40TSNER4
Grade - N/A
Product # 3902287
Additional sizes and grades
Web Title ISO ANSI All Star Product #
Threading KM40TSNER3 KM40TSNER3 No 3902286
Threading KM40TSNER2 KM40TSNER2 No 3902285
Threading KM40TSNEL4 KM40TSNEL4 No 3902284
Threading KM40TSNEL3 KM40TSNEL3 No 3902283
Threading KM40TSNEL2 KM40TSNEL2 No 3902132
See all additional sizes and grades

TopThread™

TopThread™ W

TopThread™

Toolholders

ISO - NSUR2525M4D
ANSI - NSUR2525M4Q
Grade - W
Product # 3851387

TopThread™

TopThread™ TN6025

TopThread™

Threading Inserts

ISO - NTU4R
ANSI - NTU4R
Grade - TN6025
Product # 3811640

TopThread™

TopThread™ TN6025

TopThread™

Threading Inserts

ISO - NWC3R11E
ANSI - NWC3R11E
Grade - TN6025
Product # 3811639
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ TN6025 NWC3R14E NWC3R14E No 3811638
See all additional sizes and grades

TopThread™

TopThread™ W

TopThread™

Toolholders

ISO - NEL2020K2
ANSI - NEL2020K2
Grade - W
Product # 3641677
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ W NEL2525M2 NEL2525M2 No 3641676
TopThread™ W NER2525M4 NER2525M4 No 3641672
TopThread™ W NEL2525M4 NEL2525M4 No 3641668
TopThread™ W NER2525M2 NER2525M2 No 3641665
TopThread™ W NER2020K2 NER2020K2 No 3641658
See all additional sizes and grades

TopThread™

TopThread™ W

TopThread™

Toolholders

ISO - NSR3232P4
ANSI - NSR3232P4
Grade - W
Product # 3641669
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ W NSR3232P3 NSR3232P3 No 3641666
TopThread™ W NSR1212F2 NSR1212F2 No 3641660
TopThread™ W NSL2525M2 NSL2525M2 No 3639047
TopThread™ W NSL2020K3 NSL2020K3 No 3639046
TopThread™ W NSL2020K2 NSL2020K2 No 3639045
See all additional sizes and grades

TopThread™

TopThread™ W

TopThread™

Toolholders

ISO - NASR1212M2Q
ANSI - NASR1212M2Q
Grade - W
Product # 3641662
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ W NASR1616K3Q NASR1616K3Q No 3639048
TopThread™ W NASR083D NASR083D No 3639042
TopThread™ W NASR102B NASR102B No 3639039
TopThread™ W NASL082D NASL082D No 3636534
TopThread™ W NASR103B NASR103B No 3636532
See all additional sizes and grades

TopThread™

TopThread™ W

TopThread™

Boring Bars

ISO - A50UNNTOR4
ANSI - A50UNNTOR4
Grade - W
Product # 3641661
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ W A40TNNTOL3 A40TNNTOL3 No 3641659
TopThread™ W A25RNNTOL2 A25RNNTOL2 No 3641657
TopThread™ W A32SNNTOL3 A32SNNTOL3 No 3641656
TopThread™ W A12MNNTOL2 A12MNNTOL2 No 3641655
TopThread™ W A40TNNTOR4 A40TNNTOR4 No 3641654
See all additional sizes and grades

TopThread™

TopThread™ W

TopThread™

Boring Bars

ISO - A10KNNTOR1
ANSI - A10KNNTOR1
Grade - W
Product # 3641648
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ W A12MNNTOR1 A12MNNTOR1 No 3641647
See all additional sizes and grades

TopGroove™

TopGroove™ W

TopGroove™

Toolholders

ISO - NSL164D
ANSI - NSL164D
Grade - W
Product # 3639040
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopGroove™ W NSL204D NSL204D No 3639036
TopGroove™ W NSR164D NSR164D No 3639033
TopGroove™ W NSR164C NSR164C No 3639031
TopGroove™ W NSR168D NSR168D No 3637539
TopGroove™ W NSR854D NSR854D No 3637526
See all additional sizes and grades

TopGroove™

TopGroove™ W

TopGroove™

Toolholders

ISO - NSRDH163D
ANSI - NSRDH163D
Grade - W
Product # 3637528

TopThread™

TopThread™ TN6025

TopThread™

Threading Inserts

ISO - NA6L2
ANSI - NA6L2
Grade - TN6025
Product # 3636568
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ TN6025 NA6R2 NA6R2 No 3636567
TopThread™ TN6025 NA4R4 NA4R4 No 3636566
TopThread™ TN6025 NA6R3 NA6R3 No 3636564
TopThread™ TN6025 NA6L3 NA6L3 No 3636561
TopThread™ TN6025 NA4L4 NA4L4 No 3636560
See all additional sizes and grades

TopThread™

TopThread™ TN6025

TopThread™

Threading Inserts

ISO - NDC310RDL75
ANSI - NDC310RDL75
Grade - TN6025
Product # 3636565
Additional sizes and grades
Web Title ISO ANSI All Star Product #
TopThread™ TN6025 NDC38RDL75 NDC38RDL75 No 3636559
TopThread™ TN6025 NDC38RDR75 NDC38RDR75 No 3636558
See all additional sizes and grades
Load More

SUPPORT

Product Support

Email | 888.539.5145

Order Support

Email | 800.979.4342

Chat With an Expert.
Available 8am-6pm EST

About Us

Read the WIDIA-GTD Story

Read the WIDIA-Hanita Story

CAREERS

Find a Job

SHOP & SOCIAL

STAY IN TOUCH

Susbcribe to our newsletter

 

Buy WIDIA Products at Amazon

Buy WIDIA Merchandise

© 2019 WIDIA Product Group 2018, Privacy Policy