386 Pieces Silisone O Ring Kit, 30 Metric Sizes, Softness and Elasticity, High Temperature Resistance O-Rings copper and reliable

and reliable

【WIDE APPLICATION】Use for plumbing

Durable and Robust: The interior construction lag screws replace traditional lag screws or carriage bolts

The dimensions of Phillips Pan Head Bolts are #4-40

Used for sae stor & orfs fittings

386 Pieces Silisone O Ring Kit, 30 Metric Sizes, Softness and Elasticity, High Temperature Resistance O-Rings copper and reliable30 metric sizes, total 386 pieces. Material: food grade silicone O Rings better sealing than rubber o rings has environmental protection,safety, non toxic and tasteless; softness and elasticity, also has insulation, pressure resistance,insoluble in water and any solvent. Wide temperature range from 22 ( 30) to 392 (200) All orings has a super soft structure, good extensibility, not easy to tear, not easy to deform, flexibly used in a variety of