Material: rubber. If you do not receive our reply within 48 hours, pls. Color: Black. 3PCS: 1/2" × 19/32". 7PCS: 9/32" × 1/2". 10PCS: 7/32" × 5/16". 15PCS: 1/8" × 1/4". Used to Cylinder, valve, pump, electrical appliance, chemical pipe, spray, water pipe, decoration etc.
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