Batch Inspection

ER Collet Batch Traceability and 100% Inspection Record

Use batch identification and inspection records to connect an accepted product batch with its declared scope and shipment documents.

METHOD

How This Was Verified

Inspection Item	Acceptance Criteria
Overall Height	Nominal ±0.10 mm
60° Section Height	Nominal ±0.05 mm
Extraction Groove Height	Nominal ±0.05 mm
Maximum Outside Diameter	Specified tolerance: 0.03–0.05 mm*
Minimum Outside Diameter	Specified tolerance: 0.08–0.10 mm*
Elastic Slot Width	0.60 mm*
Top Hardness	According to applicable product specification
Rear Hardness	According to applicable product specification
Precision — Points 1–8	According to applicable ER grade and inspection specification

*Final dimensional interpretation is based on the corresponding ER collet drawing and product specification.

Products that do not meet the defined acceptance criteria are not released as conforming production.

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