ProSolve French Chalk is mainly used by engineers and welders for marking metal and steel with a clear, wax-like mark. This engineer's French Chalk, also known as Soapstone and Welder's Chalk, can be used for marking masonry and stone too. These square chalks are much easier to hold than flat chalk and do not snap as easily.

Engineer French Chalk
The chalk leaves "waxy" traces on various surfaces, making it easy to identify and mark
Marks easily removed from non-pourous surfaces
High-quality, long lasting
Chalk sticks are 10 x 10 x 100mm

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