Reference Source

M30

For M30, manufacturer is Sumitomo; grade designation(s) is AC3000 AC325 ACZ330, recorded from its source on 2026-08-11.

ISO application code
M30 verified
Manufacturer
Sumitomo our reading
Grade designation(s)
AC3000 AC325 ACZ330 verified
Sourceromaycorp.com
Verified
Review by
DatasetCarbide insert grade cross-reference by ISO application group and manufacturer

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

M30 | R-300 | US735 F620 F730 AP15TF | GC1020 GC1120 GC2035 GC2135 GC2040 | T25M TP300 CP50 F30M | AC3000 AC325 ACZ330 |

romaycorp.com, retrieved 2026-08-11

Sources disagree

More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.

Grade designation(s)

romaycorp.com says grade designation(s) is AC3000 AC325 ACZ330, as of 2026-08-11.

M30 | R-300 | US735 F620 F730 AP15TF | GC1020 GC1120 GC2035 GC2135 GC2040 | T25M TP300 CP50 F30M | AC3000 AC325 ACZ330 |

https://romaycorp.com/charts/carbide-comparison-chart/

aceratool.com says grade designation(s) is AC630M, as of 2026-08-11.

M30 | AC2115 AC21125 | GC2135 GC235 | PC9030 NC3030 | TT3500 | WAM30 | US735 F7030 | AC630M |

https://www.aceratool.com/carbide-insert-grades-chart/

Sources

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.