Miniature wheel Puller And Gear Puller With Adjustable jaw Orders over $100.00 are usually shipped within 24 hrs of receipt (excluding weekends). The estimated delivery dates showing on Amazon are usually delivered much sooner than the dates shown. The screw on this puller exerts controlled pressure to force tiny wheels, gears and clock hands away from the post without damaging. Absolutely a must for repairing or modifying railroad rolling stock, clock repair, and slot car motor gear removal. Overall Height: 1-3/4". Post is 7/16" diameter. Jaw frame is 1" wide and jaws adjust to a 7/16" maximum opening. Free Shipping!! Used by Professionals