For pricechoose optionsSelect Option 20-16mm 22.23-15mm 22.23-16mm 22.23-20mm 25.4-22.23mm 25.40-15mm 25.40-20mm 31.75-25.4mm Quantity Add to Basket MEXCO Diamond Blade Reducing Bush for the reduction of diamond blade bore diameter to fit smaller spindle machines.Note: When fitting bush please ensure it is fitted securely.