2PCS Angle Grinder Flange Nut with 5/8-11 Inch Thread Metal Grinder Lock Nut

Two-Piece Kit for Versatile Grinding Applications: This set includes two specialize flange nuts: a low-profile 9mm silver D-ring nut for flush cutting in tight spaces, and a 13.5mm black knurled nut for enhanced stability during heavy-duty tasks.