Sheet Metal Scratch Gauge

The needle point scriber easily marks wood plastic hardboard and other materials.

Sheet metal scratch gauge.

Lock the sliding head in place at the desired length and use it as a guide as you drag the scriber along the edge of your work surface. It is made of steel and the head is hardened. The steel bar features an engraved graduated ruler for making accurate measurements. The compact tr18 expands to 18 46 cm and stores in most tool bags.

A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. Also known as a marking gauge this scriber draws precise straight lines without the need for a straightedge or ruler. The manufacturers standard gage provides the thicknesses for standard steel galvanized steel and stainless steel. The gauge number 18 holds no relevance to the actual measurements.

Scratch gage tempered steel 6 beam graduated a full 6 by 64ths of an inch this tool is extremely useful for scribing lines parallel to a given surface. The equivalent thicknesses differ for each gauge size standard which were developed based on the weight of the sheet for a given material. The tr42 expands to a big 42 107 cm radius. Two sizes handle a variety of layout applications.

Scribe commonplace trim lines on galvanized sheet metal quickly and accurately. With the general tools and instruments 820 metal marking gage single bar you can easily trace the edge of a flat surface for ripping and cutting. Pierce holes in wood plastic leather even light gauge metal.