• THE SCREW CHECKER WILL IDENTIFY SCREW SIZES RANGING FROM #1 THROUGH 5/16″ IN NC, NF, AND NS PITCHES.
  • IT WILL IDENTIFY SIZE, PITCH, LENGTH, TAP SERIES AND DRILL SIZE.
  • WILL IDENTIFY MACHINE SCREWS, BOLTS, WOOD SCREWS, SHEET METAL SCREWS, SELF-TAPPING SCREWS, & RIVETS.
  • THIS TOOL CAN ALSO BE USED TO STRAIGHTEN BENT SCREWS AND CLEAN UP DIRTY OR RUSTY THREADS.
  • MADE OF HEAVY GAUGE STEEL FOR LONG TERM USE.
  • 1/8″ THICK FOR ACCURATE IDENTIFICATION.
  • MADE IN THE USA!