Grinder Sharpstone 2pce Silver Sharpstone Sale! from $20.00 NZD /per Produc variants Default Title Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Couldn't load pickup availability Refresh Designed by highly sophisticated CNC machines this 2 pce aluminum Sharpstone grinder has a 50mm diameter & a 20mm height.