TechTalk – APKT – FM Carbide

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Three gold-coated carbide milling inserts—rhombic, square and round—laid on machined steel next to an indexable cutter body with a fourth insert clamped in its pocket by a Torx screw.

APKT

Milling Insert Designations Decoded: APKT, SEKT, RDMT and How to Match One to Your Cutter

November 10, 2026

You can read CNMG. Then the milling insert says APKT 100308 PDTR, and four of those characters are not in...

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Indexable 90 degree square shoulder mill cutting a crisp step into a steel block, carbide inserts in the cut and blue chips curling away

APKT

The 90 Degree Shoulder Mill: One Cutter Body and the Jobs It Actually Does

October 20, 2026

The most versatile cutter in the rack, and the one most often pushed past its limits. What a 90-degree shoulder...

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