MiTee-Bite Products 31660 Modular XYZ Expansion Press Fit Pin, 12L14, 5/8in. MiTee-Bite Products releases the new Modular XYZ Expansion Pins for Tombstone, Grid Plate, and Fixture Plate applications. The unique, patent pending design provides accurate location, repeatability, and high holding forces for securing parts on the inside diameter. The XYZ Pin provides "out of the way work holding" and accessibility to all work surfaces with absolutely no external clamping interference. The Pins expand up to 0. 030" (0. 7mm) and the diameter can be machined for specific applications. The top of the Pins have a slight taper creating maximum line contact in bore and provides clearance during load/unload. Designed for quick set-ups on secondary operations, material coming off prep stations, water-jets, or even applications outside of your machining centers.