The Gorilla Grip Tough Koat Steel Tip Darts - 9/32 in. Barrel have textured grips and each dart weighs 25 grams. Complete with six additional tips, this set includes three darts, replacement flights, and a Deluxe Metal Croc Case. These darts will improve your precision with textured grips and durable 90% tungsten shafts with 9/32-inch barrels. About Bottelsen Bottelsen Dart Company is an American manufacturer of championship steel- and soft-tip darts. Home of the famous Hammer Head No Bounce Dart, Bottelsen has set the standard for professional darts for over 30 years. All of their darts are made in the USA. Bottelsen is located in Santa Maria, Calif. * Durable 90% tungsten shafts with 9/32-inch barrel * Textured grip for superior handling * Each dart weighs 25 grams * Tough Koat steel tips for precision * Includes replacement flights * 6 additional tips * Comes with Deluxe Metal Croc Case