Quality material: this water utility key is made of 40 Cr steel,not easy to break or rust,firm and sturdy,durable enough for a lasting use4-in-1 Design: 4-way keys are designed in the crossing shape,compatible with stems in 1/4 inch,9/32 inch,5/16 inch and 11/32 inch,saving time and effort to loose hose bibsWater key set: comes with 2 pieces of sillcock keys in a package,enough to meet your needs for daily use and replacement,also allowing to share with your family and friendsApplication: the water shut off keys are designed to control the utilization of water,intended for the buildings where water is metered per unitEasy to use: suitable for sillcock,stopcock and most valves,each water valve key is a practical wrench to open and close sillcock and spigots,or in place of the aging sillcock handlesMaterial:40Crcolour:SilverPackage Contents:2 x 4 Way Sillcock WrenchOnly the above package content,other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3cm.