Hornady 396490 Die Wrench Stainless Steel
https://www.tandktactical.com/shop/090255964905-hornady-396490-die-wrench-stainless-steel-2976
https://www.tandktactical.com/web/image/product.template/2976/image_1920?unique=7c28e38
Hornady Die Wrench fits the flats of the Custom Grade dies spindle assembly, lock rings and die body.