Sealey 200 x 25mm Grinding Stone 16mm Bore - A36Q Coarse Features: Aluminium oxide stones suitable for all general purpose applications. All our 150mm grinding stones fit 13mm axles and are supplied with 32-13mm reduction bushes where applicable. Technical Details: • Aluminium oxide stone suitable for all general purpose applications. • Model No. BG200/16 • Model No. BG200/16 Additional Information: • Aluminium oxide stone suitable for all general purpose applications.