• The Screw Checker will identify screw sizes ranging from 2mm through 7mm in the I.S.O. pitches.
• It will identify size, pitch, length, tap series and drill size.
• 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.

The Metric Screw Checker is a precision threaded tool for complete instantidentification of both coarse and fine thread metric screws. This quality toolmade of heavy-gauge steel is satin-chrome plated, expertly machined & Americanmade! All do-it-yourselfers, handymen, mechanics and maintenance people havetoo often experienced the frustration and loss of valuable time and money bymistakenly identifying a screw. With this easy to use, pocket sized tool youcan kiss those problems goodbye! No more headaches, cursing, and multipletrips to the hardware store! Unlike their plastic counter parts, these screwcheckers, made of heavy gauge steel, will last for a very long time withoutthe worry of wearing out the threads after a few uses.