Order indexable inserts for a variety of cutting tools and machines from Grainger. Because they are removable, you can rotate or flip your inserts without disturbing the geometry of the tool you're using. With more than 8,500 in stock, you're sure to find the inserts you need for the task at hand. Shop here for turning inserts, grooving inserts and many more. Order milling inserts for your milling machines and operations. Threading inserts can work effectively with iron and steel. Using an indexable countersink drill? Don't forget to order inserts for those too. Make Grainger your go-to supplier for indexable inserts and all of your indexable tool needs.