Miller Products stock 88 different lock pins with same day shipping available. These pins are made of carbon, stainless, or grade eight steel with square, round, and tab lock options. Lanyards can be added to any product in as little as one day. In addition to stock pins, Miller Products can make an unlimited number of custom sizes in three to five weeks. Check our website at millerproductsco.com or call 1-800-245-7034. 