Fits 3/8 to 1-3/8 in. diameter nuts, makes working with faucet fittings, valves, supply lines and drains Telescopic shank 10 inch - 17inch of 4 positions quickly adjusts for adapting to any situation Spring loaded jaws for auto adjusts to the size and one-hand ratcheting after each each turn Pivoting head holds any position up to 180 degree angle to access hard-to-reach nuts Smart ring end design for easy storage on your tool board , a must have plumbing tool for your projects This HAUTMEC telescoping basin wrench 10-inch to 17-Inch with capacity of 3/8-Inch to 1-1/4-Inch, is a high quality plumbing tool. Forged and hardened jaw with machine milled precision teeth ensures the turning force without slippage. Product With reliable articulation design for long life; T rod handle fitting to the palm gives great torque and pivoting head ensures to access hard-to-reach nuts. Spring loaded jaws allows auto adjust to the size of nuts; Telescoping shaft from 10-Inch to 17-Inch with 4 position,