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BT-ER General-Purpose ER Tool Holder

The BT-ER is the broad-coverage option for common machining-center work. A 16-degree ER collet supports 1-30 mm h7 tools and quick tool changes across drilling, reaming, tapping, milling and engraving, with center-through coolant available through a suitable pull stud.

High precision: Tool holder run-out accuracy: ≤2μm.

Combined run-out accuracy: ≤5μm.

Dynamic balancing grade: ≤G1.

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BT-ER General-Purpose ER Tool Holder

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