Three hole Fiber Optic Stripper model performs all common fiber stripping functions First Hole: Striping Jacket from 1.6 – 3.0 mm to 900 micron buffer Second Hole: Stripping Buffer from 900 micron to 250 micron coating Third Hole: Stripping Coating from 250 micron to 125 micron glass fiber core This Fiber Optic Stripper strips the 1.6-3 mm fiber jacket down to the 600-900 micron buffer coating. The second hole strips the 600-900 micron buffer coating down to the 250 micron coating and the third hole is used to strip the 250 micron cable down to the glass fiber without nicks or scratches. Handle is made of TPR (Thermoplastic Rubber) and tool is 6" long