Product Features|n||n| #16 one way screw/rounded bolt remover/installer fits 21/32 inch (.669in. 16.95mm) diameter screws|n| Patented one way screw remover/installer is eazy as 1, 2, 3.|n| 1. Loosen set screw to adjust tip depth.|n| 2. Align and seat tip into screw head/bolt. slide collar flush with surface, tighten set screw.|n| 3. Apply pressure while removing or installing one way screw or rounded bolt.|n||n|Product Description|n|From the Manufacturer|n|The One Way Screw/Rounded Bolt or Nut Remover makes removing stripped bolts and nuts as easy as 1,2, 3! 1. Loosen set screw to adjust tip depth. 2. Align and seat tip into screw head/bolt. Slide collar flush with surface, tighten set screw. 3. Apply pressure while removing or installing One Way Screw or Rounded Bolt.|n|Product Description|n|Rounded nut, 1 way screw remover ideal for removing rounded or damaged nuts and bolts. 1/4'' hex power bit.