Bostitch Industrial 6-Ball Design Series 1/4 In. NPTM Coupler
1/4' NPT (National Pipe Thread) thread coupler for air compressor and air powered tools. Corrosion-resistant steel for long life. Hardened stainless steel locking balls for maximum performance. Pre-applied thread sealant for airtight connections. Simplifies field installation by eliminating the need for thread sealant tape.