Since the late 1980s, Lammers Microdrill has made small precision metal-bond diamond tools, beginning with core drills under 1/8 inch and expanding into tools under 1/2 inch for demanding machining work. The Kutztown, Pennsylvania company’s small team brings more than 30 years of experience building tools with tight tolerances and zero runout as the norm, including extra-long core drills reaching 24 inches. Its custom work serves manufacturers in fields such as aerospace, medical devices, optics, and semiconductors.