30 Swivel end snubber hoses with a 3/8 ID and 1/4 NPT Swivel. Use snubber hoses to absorb shock to air couplers from percussion type tools. Snubber hoses are fitted with a full 360 degree swivel for greater flexibility and easy use. Product Features:Maximum working pressure of 200 pounds per square inch1/4 hose inside diameter1/4 Male national pipe thread