Pipe joint diameter is 12mm/0.47", Standard 1/2" hose inner diameter is about 12.7-13mm, Our product is a little smaller than stand size which make it easy to insert or pull out 1/2" hose.AS some customer reflects the size is smaller than what's really needed.so we make a little bigger size(size name：1/2B Pipe joint diameter is 12.8mm)for you, with the stainless tightening clamp you can make it tightly as you want.Heavy-duty brass construction with rust proof.

Standard 3/4" US thread garden hose connection, work with your gaden hose, sprayers, nozzle, etc.

It can be use garden hose mender, end hoses male mender, end hoses female mender,hose repair mender.

3 Male Mender + 3 Female Mender + 6pcs stainless tightening clamp fit for 14-27mm out diameter hose.

Friendly Tips Please measure the inner diameter of your water hose to make the right choice.If you have any problem with this product,feel free to email or call us.We will replace it or give your money back for any reason.