This set of pins include: 30 pieces of 3/32" x 2-7/16", 20 pieces of 1/16" x 2-3/8", 20 pieces of 1/8" x 2-13/16", 20 pieces of 5/32" x 3", 8 pieces of 3/16" x 3-3/8", and 3 pieces of 5/16" x 5-5/16". R-pins are know for their shape similar to the letter R. These pins can be used in many applications. One specific use would be to secure the end of a hitch pin or shaft. PLEASE NOTE: this product is only available at our Texas locations. | Spring Creek Products 101-Piece Assorted R Pins