Extra carbide insert for #84989 Indexable End Mill for R8 Spindle (sold separately). Scroll down for more infoSee MoreSee LessCarbide Insert for Indexable End Mill Item #: 84990 $5.95 Quantity discounts available QuantityPrice Quantity -+ Add to Cart This item is backordered from our supplier. We will ship as soon as it is received. Your credit card will not be charged until shipped. Please Note: For shipments to locations outside the USA, backordered items must be placed on separate orders. Remove From Cart Details Extra carbide insert for #84989 Indexable End Mill for R8 Spindle (sold separately). DetailsBackDetailsExtra carbide insert for #84989 Indexable End Mill for R8 Spindle (sold separately).