ITEM NAME:2 Pcs Replacement Spiral Bevel Gear for Makita 9553 Angle Grinder D9U1 2 Pcs Replacement Spiral Bevel Gear for Makita 9553 Angle Grinder D9U1 Product Name : Spiral Bevel Gear;Fit for : Makita 9553 Material : Metal;Ring Gear Size : 47 x 15mm/ 1.9" x 0.6" (Dia*Max.T) Fit for Shaft Diameter : 12mm/ 0.47";Pinion Gear Size : 17.3 x 15mm/ 0.68" x 0.59" (Dia*Max.T) Fit for Pinion Shaft Diameter : 6mm/ 0.24";Net Weight : 89g Made of metal material, feature spiral teeth. Bevel gears are useful when the direction of a shaft's rotation needs to be changed. Great replacement for the Makita 9553 angle grinder broken gear wheel. Package Content : 1 x Spiral Bevel Gear Set Note:Light shooting 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.