Blog

Practical guides for engineers and buyers — selection, identification and machining know-how.

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Compare the 80°, 55° and 35° rhombic insert shapes — geometry, strength vs. reachability, vibration and a selection table.

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A practical selection guide — ISO code, shape, chip breaker, grade, nose radius, starting parameters and common mistakes.

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What insert grades actually mean — ISO 513 groups, substrates, CVD vs PVD coatings and how to choose a grade for any material.

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Decode the ISO 1832 insert code — shape, size, thickness, nose radius, chip breaker and grade in one reading.

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Match flute count, coating and geometry to your material — aluminum, steel, stainless and hardened steel.

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Compare the five common end mill coatings, pick by workpiece material, read coating wear and decide when re-coating pays.