Fraser Lapping 17500 Helro Any desired surface finish can be achieved by lapping, a two motion, low pressure, abrasive machining process which utilizes a lapping tool along with an abrasive in a compound form. Fraser MI Lapping Helical Lap Co www.helicallap.com helical lapping honing slot laps arbors expanders pullers compounds plates needle eye laps helical lapping honing slot laps arbors expanders pullers compounds plates needle eye laps Business Reviews Helical Lap Co Testimonials