10 packages of 5 each Air Tool Quick Connectors / Couplers. These are "M" style connectors commonly known as Milton style. They are the most common ones here in North America, and unless you have some other fancy system, this is what you need.
This is a Case of 10, sealed 5-packs of couplers / connectors. 10pcs Quick Couplers (for hose end connection with air tool and wall mounted air outlets).
30pcs Male Threaded Quick Connectors (most commonly used on air tool). 10pcs Female Threaded Quick Connectors (commonly used on hose end and some air tools). All with 1/4-Inch NPT thread.
The item "(10x 5-piece) Air Tool & Hose Quick Connects Coupler Sets 1/4-Inch NPT Thread" is in sale since Wednesday, June 5, 2019. This item is in the category "Home & Garden\Tools & Workshop Equipment\Other Tools & Workshop Equipment". The seller is "khr_impex" and is located in Orono, Ontario. This item can be shipped worldwide.