This 8-inch/200mm High Strength Hybrid Bond lap features a standard 0.5-inch/12.7mm arbor hole and a robust 3mm+ thick layer of high-concentration diamond. Each unit is precision balanced and individually ground flat prior to shipment to ensure smooth, accurate cutting. Maintenance includes a grit-matched dressing stick and lava soap. Shipping covers US domestic delivery at no extra cost, while international orders receive a flat rate fee (buyer assumes all duties and import taxes).