The Bohning Company offers a wide variety of ferrule sizes for use with all metal wood and iron clubs. All of Bohning ferrules for metal woods and irons have a 20 degree countersink in the bottom inside diameter to help protect graphite shafts. Our ferrules are measured and inspected to make sure that you get highest quality part and the correct fit for your entire club building and repair needs. Bohning's ferrules are manufactured in the U.S.A. from the highest quality materials and are quickly shipped out to you when ordered.