Inside of ball valve material is actually quite important for product lifetime and leakage problem.Like if ball is iron, it would be rust easily after using a short time,then cause leakage. For your health and safety, this brass fitting is made of lead-free brass which contains less than 0.25% lead. 1/4" Male NPT (MNPT) X 1/4" Female NPT (FNPT) connections Suitable for compressed air, water

• How To Shut Off Completely: Use the brass material for ball,which will last for a long time and won’t rust/leak. Unlike other products that use iron, this product’s inside sealer material is Teflon, which is much better than normal plastic
• Clean Thread: It’s very important for installing, we have one specific quality inspection procedure for this part in the factory
• 180° Handle: You don’t even need to consider which side you should move it to. Both sides can be closed. You will find it extremely convenient, especially in urgent situations

• ✓Giomer-based bulk-fill — no separate base layer needed
• ✓Fluoride-releasing and recharging for caries protection
• ✓Radiopaque — easily detectable on X-rays
• ✓Ideal for Class I and II cavities
• ✓4mm cure depth — saves chair time significantly
• ✓Low polymerization shrinkage — reduces sensitivity