Easily install tapered bearing races and seals without damaging the housing or components. Use the tapered side to install the races, then flip it over to install the seals. The set includes a driver handle with bolt, and 9 common sizes (listed below).Machined from aluminum so races and seals won't be damaged by harder metal. Includes blow-molded case.1.56'' - 39.5mm1.75'' - 44.5mm1.97" - 50mm2.32" - 59mm2.48" - 63mm2.56" - 65mm2.83" - 72mm2.99" - 76mm3.19" - 81mmNOTE:There are errors in manual measurement,Red box, blue box randomly packaged Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.