Sort by... Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Filters CollapseExpand Filters Brand Jaw Width (mm) Thread Taper Max RPM Collet Type Gage Steel Power Actek Coupling Extension Nut, Thread (inch): 1″-8, Length (inch): 2.5 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 1/2″-13, Length (inch): 1.25 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 1/4″-20, Length (inch): 0.625 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 3/4″-10, Length (inch): 1.875 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 3/8″-16, Length (inch): 1 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 5/16″-18, Length (inch): 0.875 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 5/8″-11, Length (inch): 1.625 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 7/16″-14, Length (inch): 1.25 View DetailsRequest Quote Actek Coupling Extension Nut, Thread (inch): 7/8″-9, Length (inch): 2.25 View DetailsRequest Quote