.489 TO .401 RIVET GUN SHAFT REDUCER
The tool you need when you have a rivet gun that uses 0.498 shank sets but all you have are 0.401 shank sets. Made of hardened steel and is open at both ends to allow maximum riveting power. Adapts from a 0.498 shank rivet set to a 0.401 standard rivet set.
3 in stock