Master Mechanic 5-Piece Quick Connect Kit includes 1/4" I/M industrial coupler - 1/4" NPT female and (4) 1/4" I/M x 1/4" NPT male industrial plugs. Pre-applied teflon thread sealant. 5 Piece 1/4" quick connect kit Includes (1) 1/4" I/M industrial coupler - 1/4" NPT female and (4) 1/4" I/M x 1/4" NPT male industrial plu