Use weldor’s chalk for marking rough dimensions or to indicate cutting lines that will hold up under cutting torch heat. Single center punch mark or a line of punch marks.There are a variety of tools used to mark metal layout lines. At left are trammel points for scribing large circles You will find uses for both builder’s levels and smaller torpedo levels (below)įigure 2-2 This page contains an assortment of common hand tools, including hammers, pliers, wrenches, and levels. See Figure 1-2.įigure 2-1 Here is a selection of typical hand tools used in welding, including an assortment of hammers, wrenches, screwdrivers, and pliers (top), as well different types of squares, such as carpenter’s squares, speed squares, and combination squares. Trammel points-These points fit on and adjust along a wood or metal beam and scribe circles or arcs with 20- to 40-foot (6 to 12 m) diameters.Precision steel rules-Available in lengths from 6 to 72 inches (150 to 1000 mm).Useful for measuring on curved surfaces too. Tape measures-16- and 24-foot tapes are the most convenient sizes.Hack saw-For slow, but accurate metal cutting.Files-For bringing an oversized part down to exact dimension or removing a hazardous razor/burr edge.
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Compass and dividers-For scribing circles or stepping off a series of equal intervals.Center Punch-Marks hole centers and cutting lines.Cold chisel and ball peen hammer-Handy for breaking tack welds when they must be repositioned also useful for removing material between a series of drilled holes (chain drilling).The combination square is convenient for layout of 45° corner cuts and parallel lines. Framing, carpenter’s, cabinet maker’s, and combination squares-Use the largest square that fits the work.Builder’s and torpedo levels-Use the larger builder’s level whenever possible it is more accurate and measures over a longer span use the torpedo level wherever the builder’s level won’t fit.Some tools that you should have to facilitate your welding include: You may already own many of these tools because they are commonly used for general carpentry and household repair. A welder removes slag after a welding pass