Contact Burnisher File Burnisher Type Contact Burnisher File Blade Shape Flat Number of Pieces 1 Cut Type Extra Sensitive File Blade Thickness 1/100 in File Blade Width 1/4 in File Blade Diameter 1/64 in File Blade Length 1 1/2 in Handle Length 1 1/2 in Features Live Contacts Without Any Shocks or Shorts Packaged in a Clear Plastic Bag to Protect the Burnishers From Grease and Moisture Removes the Oxide Layer and Any Corrosion Off Contacts Without Leaving Filings or Debris