Woodstock 4 in. Splice To Solid Pipe is designed to make your dust collection setup simple and efficient. This 4" OD Splice Right Thread To Taper fitting connects effortlessly, with one end threading into a 4" dust collection hose while the tapered end securely fits any machine with a 4" dust port. The taper ensures a snug fit and allows for quick removal of the splice when you need to move the line to another machine, providing both convenience and reliability in your workspace. Model Number: