Product Name: Angle Grinder Nuts For: 9523 Angle Grinder Fit Thread Diameter: 8.4mm or 0.34" Outer Nut Size: 8.4 x 30 x 7.7mm or 0.33" x 1.2" x 0.3"(Inner DiaxOuter DiaxT) Inner Nut Size: 10 x 30 x 6mm or 0.4" x 1.2" x 0.24"(Inner DiaxOuter DiaxT) Material: Metal Color: Silver Tone, Black Weight: 47g Designed with Hex head and metal material. Fixing component, industrial and construction fasteners. Can be used in 9523 angle grinder Motor Rotor. Used widely in the home and office appliance, communication equipments, ship assembly and other machinery industry. Accessories only, 9523 angle grinder is not included. NON- product for 9523 angle grinder. Package Contents: 1 x Angle Grinder Nuts Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.