PRODUCTS

Precision Tooling Built Around Verifiable Specifications

Explore KOVRAX precision tooling by product family, size range, declared precision grade, stock status and application requirement.

PRODUCT RANGE

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ER Collets

ER High-Precision Collets | Verified ≤5 µm TIR

High-precision ER collet made from imported SUJ2 steel, featuring ≤5 µm TIR, HRC 56–58 hardness, and stable clamping for milling cutters, taps, reamers, and other cylindrical tools.

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ER Collets

ER32 Standard-Precision Collets | Verified ≤8 µm TIR

Standard-precision ER32 collets declared to ≤8 µm TIR under a stated 4×d measurement condition referenced to the 16° taper.

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ER Collets

ER32 High-Precision Collets for CNC Toolholders | Verified ≤5 µm TIR

High-precision ER32 CNC collet made from 65Mn steel, offering 5μm precision, HRC 46–48 hardness, strong clamping force, and broad compatibility with CNC machining applications.

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VERIFICATION

Precision You Can Verify

Declared precision is only useful when the measurement condition is clear. Review how KOVRAX specifications are measured and verified.

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≤5 / ≤10 μm

Declared TIR

Measured at 4×d from the collet face, referenced to the 16° taper.

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