Specification AgeRangeDescription : adult Brand : Hilitand BulletPoint : Bearing BulletPoint1 : 【SEALED and AIRTIGHT】Sealed and airtight, the air pipe can be inserted and removed very often. BulletPoint2 : ADJUSTABILITY: The Machine Air Gas Valve can adjust the gas volume and select the most suitable gas volume. When cutting flammable materials such as leather and wood, increasing the amount of gas can increase the cutting speed, prevent fire and improve the quality of the cut surface. BulletPoint3 : TIGHTNESS: CO2 adjuster valve sealed and airtight, the air pipe can be inserted and removed very often. BulletPoint4 : MATERIAL: The Machine Air Gas Valve is made of brass and plastic, high-quality materials, and long service life. BulletPoint5 : 【AJUSTABLE GAS AMOUNTS】With adjustable gas amounts,you can choose the most suitable gas amounts. Color : One Color ExternallyAssignedProductIdentifier : 9078946062407 ItemName : Hilitand CO2 Air Adjuster, Air Pipe Adjustable Joint C02 Gas Nozzle Valve Engraving Machine Nozzle Air Valve (Trachea 6mm/Thread Diameter 9.7/Adjustable) ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : sliding-block-couplings Manufacturer : Hilitand ModelName : Hilitanddpu43qgkhs-04 ModelNumber : Hilitanddpu43qgkhs-04 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Hilitanddpu43qgkhs-04 ProductDescription : Specification: Material:Brass+Plastic Air Pipe 6mm;Thread Dia.9.7; Unadjustable Air Pipe 6mm;Thread M5;Adjustable Air Pipe 6mm;Thread M6;Adjustable Air Pipe 6mm;Thread Dia.9.7;Adjustable Air Pipe 8mm;Thread 9.7;Adjustable(Optional)