Bushing washers supplied to reduce bore diameter for certain makes and models of saw. The bushing washers must be pressed or glued into blade body of Trend Craft Pro sawblades only. Loose bushing washers/rings must not be used.

Specifications
Diameter 30mm
Bore 25mm
Thickness 1.7mm
For Craft Pro Blade Diameter 250mm

Check bushing washer is correct thickness for the saw blade plate and that the saws clamping flange has a diameter large enough to secure the saw blade to the spindle.