Convert your Press-It or Sensi-Press to a Sensitive Drilling/Tapping Fixture
Special rotating ram for Micro-Mark Press-It (#83539, sold separately) or NWSL Sensi-Press holds taps and drill bits perfectly vertical and eliminates the misalignment, cross-threading, stripping and breakage caused by hand-held tap holders and pin vises. Precision chuck holds shanks with diameters up to .165 inch; closes to 0. Includes knob, ram, chuck, chuck key and instructions. Installs in less than a minute.