●Material: Made of stainless steel material, stable performance and not easy to rust. ●BSPP Thread: High accuracy BSPP male/female thread, easy to connect without slipping. ●Easy to Install/Remove: This is male/female thread shut-off balls valve, easy to install and remove. ●Available in 3 Styles for Choice: male/female thread 1/4, male/female thread 3/8, male/female thread 1/2 ●Applicable Scenarios: Suitable for connection of pipes under gas, water, oil, etc.