
Description
Description
Tap drill and screw checker gauges also known as screw and wire checker gauges or screw and wire gauges are sheets of steel with bored holes that correspond to standard drill tap or screw sizes. Each hole is marked with a nominal size. A bit or cutting tool is inserted into the reference gap of the checker to confirm the size. These gauges are commonly used in mechanic shops maintenance and MRO applications and for metalworking production fabrication and woodworking applications.
- Decimal equivalents of sizes are stamped on back
- Ideal for gaging uncoated sheet metal plate iron and steel