Product Description: 1. Brand: BRT / Bright. 2. Material: 304 stainless steel. 3. Name: Wave Washer. 4. Surface treatment: untreated. 5. Standard: Metric system. 6. Packing description: plastic bag/carton. 7. Size example: M21*27*0.3 (inner diameter 21mm* outer diameter 27mm* thickness 0.3mm).
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