Superior Electric GA-EXT Grinder Arbor Extension - 5/8 Inch- 11 Thread x 2 Inch

Grinder Arbor extension adapter made of Steel , for use on grinders that have 5/8", 11 threads. High-grip grooved outer casing provides extra grip for high torque tightening. Flattened end design allows for wrench tightening when hand tightening just isn't enough. Thick steel adapter won't bend or break giving you the rigidity you need.