25. Mortar-mixing tools should be cleaned with a. dilute muriatic acid b. a stiff brush and water c. water and coarse steel wool d. a strong hose stream 26. An advantage of a foot control with using masonry saw is a. use of blade guards can be eliminated b. higher productivity c. both hands are free to guide the piece be- ing cut d. blade speed can be controlled 27. Handheld cutoff saws use blades with a di- ameter of a. 71/4inches b. 9 inches c. 12 inches d. 15 inches 28. A tuckpoint grinder scores or cuts stone and masonry materials using . a. abrasive wheels b. nitrile blades c. tempered steel blades d. fused silicon wheels

Question

25. Mortar-mixing tools should be cleaned with a. dilute muriatic acid b. a stiff brush and water c. water and coarse steel wool d. a strong hose stream 26. An advantage of a foot control with using masonry saw is a. use of blade guards can be eliminated b. higher productivity c. both hands are free to guide the piece be- ing cut d. blade speed can be controlled 27. Handheld cutoff saws use blades with a di- ameter of a. 71/4inches b. 9 inches c. 12 inches d. 15 inches 28. A tuckpoint grinder scores or cuts stone and masonry materials using . a. abrasive wheels b. nitrile blades c. tempered steel blades d. fused silicon wheels

Answer 1

25. The correct answer is b. a stiff brush and water. Mortar-mixing tools should be cleaned with a stiff brush and water to remove any remaining mortar residue. Using dilute muriatic acid or water and coarse steel wool can damage the tools and is not recommended.26. The correct answer is c. both hands are free to guide the piece being cut. A foot control allows the operator to control the saw while keeping both hands free to guide the piece being cut, resulting in higher productivity.27. The correct answer is a. 7 1/4 inches. Handheld cutoff saws typically use blades with a diameter of 7 1/4 inches. Blades with a diameter of 9 inches, 12 inches, or 15 inches are not commonly used in handheld cutoff saws.28. The correct answer is a. abrasive wheels. A tuckpoint grinder scores or cuts stone and masonry materials using abrasive wheels. Nitrile blades, tempered steel blades, and fused silicon wheels are not typically used in a tuckpoint grinder.

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