This set includes 36 needle pins, 7mm in length. These are unbranded. Made of stainless steel. Excellent rust resistance! Brand new, unused. Pin wrench is not included. *Some pin wrenches may not be compatible. Generally, Nike pin wrenches should work without issue. Compatible with: NIKE Dragon Fly Air Zoom Victory and other spikes. Currently, spikes are the mainstream choice for track and field events. Needle pins, with their pointed tips, allow for significantly increased speed. Recommended for everyone, from junior high school students to high school students, university students, corporate athletes, and recreational runners. #NIKE #Dragonfly #doragonfly #AirZoomvictory #Trackandfield #Needlepin #7mm