When you need boring head tools for your specific machining operation go to Grainger. Choose from our selection of rough boring tools and specialty boring heads for many applications. Rough boring tools prepare a hole for finishing while fine boring models can create an excellent surface finish with close tolerances. Select from an assortment of quick change boring head tool holders designed to speed your tool change outs. You’ll even find a variety of tool holders that are designed for maximum coolant flow to help extend tool life.