The SIP 1/4" Y-Piece Female Coupler is designed to easily connect multiple systems together using a 90° split connection design. This includes air compressors, air hoses and air tools in sustained professional and industrial-grade uses and environments.This coupler is manufactured from heavy-duty hardened steel for increased durability.• Heavy-duty 1/4" Y-piece female coupler component• Ideal for connecting multiple air systems together• Perfect for air compressors, air hoses and air tools• Manufactured from hardened steel for added durability• Interchangeable with machinery from other brands