Found some info on the topic of inserts / carbides that may be of interest and decided to collect it all here:
Light hearted intro:
And
Carbide Turning Inserts - Tutorial (by engineeringsupplies.co.uk) - YouTube
Intro to the subject by Kennametal:
https://www.kennametal.com/ca/en/re...lecting-carbide-inserts-for-metalworking.html
Similar by LMS:
https://littlemachineshop.com/info/insert_charts.php
Here the ANSI approach to numbering:
https://littlemachineshop.com/info/turning_tool_chart.php
The ANSI indexable Boring bar identification system:
https://littlemachineshop.com/info/boring_bar_chart.php
The ISO equivalent:
https://www.cutwel.co.uk/blog/learn-the-boring-bar-iso-code-system.html
Indexable tools holders:
ISO:
https://www.secotools.com/article/120340?language=en
ANSI:
https://www.carbidedepot.com/formulas-th-d.htm
Full technical information on many “western” and Japanese Carbide Grades:
https://www.machiningdoctor.com/charts/carbide-grades-chart/
And here by manufacturer (Mitsubishi):
https://www.machiningdoctor.com/grades/mitsubishi/#google_vignette
Including types of material it is suited to cutting.
Even has a listing of non-active grades.
Here is information on a specific Mitsubishi grade (VP15TF):
https://www.machiningdoctor.com/grades/gradeinfo/?grade=VP15TF#google_vignette
Very useful table listing different grades from various manufacturers per type of material:
https://www.carbidedepot.com/formulas-grade-chart.htm
Selecting the correct indexable insert:
https://cuttingtools.ceratizit.com/...chnical-info/selection-indexable-inserts.html
Condensed chart from Mitsubishi:
https://www.mitsubishicarbide.net/c...ical_information/grade/milling/f_cvd_pvd.html
Slightly different take on the topic by Seco, including grade and geometry combinations and a useful downloadable poster on wear patterns:
https://www.secotools.com/article/123778
Similar from Seco:
Kyocera milling grades for steel: https://www.kyoceraprecisiontools.com/indexable/milling/grades/steel/
Sandvik Coromant:
https://www.sandvik.coromant.com/en-us/tools/inserts-grades
McMater-Carr
https://www.mcmaster.com/products/carbide-inserts/
Lifeng Precision Tools (Deskar and Tiffany brands) widely available on Aliexpress and Alibaba:
https://www.lftool.com/en/
ZCC.CT
https://www.zccct.com/ and
https://www.zccusa.com/
https://www.taegutec.com/pages/en/products-2/cutting-tools/ Korean
https://www.iscar.com/eCatalog/Search.aspx?
There are literally hundreds of insert manufacturers, from world class to downright garbage.
Some useful info on extending the life of your hobby inserts:
Regrinding Carbide Inserts
Making your own Carbide insert holder:
Hope this is useful and informative and not too confusing.
Light hearted intro:
And
Carbide Turning Inserts - Tutorial (by engineeringsupplies.co.uk) - YouTube
Intro to the subject by Kennametal:
https://www.kennametal.com/ca/en/re...lecting-carbide-inserts-for-metalworking.html
Similar by LMS:
https://littlemachineshop.com/info/insert_charts.php
Here the ANSI approach to numbering:
https://littlemachineshop.com/info/turning_tool_chart.php
The ANSI indexable Boring bar identification system:
https://littlemachineshop.com/info/boring_bar_chart.php
The ISO equivalent:
https://www.cutwel.co.uk/blog/learn-the-boring-bar-iso-code-system.html
Indexable tools holders:
ISO:
https://www.secotools.com/article/120340?language=en
ANSI:
https://www.carbidedepot.com/formulas-th-d.htm
Full technical information on many “western” and Japanese Carbide Grades:
https://www.machiningdoctor.com/charts/carbide-grades-chart/
And here by manufacturer (Mitsubishi):
https://www.machiningdoctor.com/grades/mitsubishi/#google_vignette
Including types of material it is suited to cutting.
Even has a listing of non-active grades.
Here is information on a specific Mitsubishi grade (VP15TF):
https://www.machiningdoctor.com/grades/gradeinfo/?grade=VP15TF#google_vignette
Very useful table listing different grades from various manufacturers per type of material:
https://www.carbidedepot.com/formulas-grade-chart.htm
Selecting the correct indexable insert:
https://cuttingtools.ceratizit.com/...chnical-info/selection-indexable-inserts.html
Condensed chart from Mitsubishi:
https://www.mitsubishicarbide.net/c...ical_information/grade/milling/f_cvd_pvd.html
Slightly different take on the topic by Seco, including grade and geometry combinations and a useful downloadable poster on wear patterns:
https://www.secotools.com/article/123778
Similar from Seco:
Kyocera milling grades for steel: https://www.kyoceraprecisiontools.com/indexable/milling/grades/steel/
Sandvik Coromant:
https://www.sandvik.coromant.com/en-us/tools/inserts-grades
McMater-Carr
https://www.mcmaster.com/products/carbide-inserts/
Lifeng Precision Tools (Deskar and Tiffany brands) widely available on Aliexpress and Alibaba:
https://www.lftool.com/en/
ZCC.CT
https://www.zccct.com/ and
https://www.zccusa.com/
https://www.taegutec.com/pages/en/products-2/cutting-tools/ Korean
https://www.iscar.com/eCatalog/Search.aspx?
Mitsubishi Materials Web Catalogue|TOP
TOP|Search from Order Number, Type of Machining, Work Material, and Cutting condition and Use Selected Tooling Sheet
www.mitsubishicarbide.net
There are literally hundreds of insert manufacturers, from world class to downright garbage.
Some useful info on extending the life of your hobby inserts:
Making your own Carbide insert holder:
Hope this is useful and informative and not too confusing.