Sealey: Grinding Stone 150 x 20MM 32 (13) MM Bore A36Q Coarse Aluminous 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. MPN: BG150/16 EAN: 5024209111409 Grinding Stone 150 x 20MM 32 (13) MM Bore A36Q Coarse Attributes: Bore: Ø32(Ø13)mm Grade: A36Q Coarse MFR Part No.: BG150/16