A professional who maintains stonecutting saws in operating condition. Responsibilities include:

• Removes broken and bent saw blades from gangsaws.
• Cuts new blades and cuts holes in ends of blades for mounting in saw frame, using cutting torch.
• Straightens bent blades, using hammer.
• Spaces, tightens, and levels blades to set up gangsaws so that stone will be cut, according to specifications.
• May direct workers engaged in setting blocks of stone on cars to see that they are properly squared and leveled for cutting on gangsaws.