QB/T 2212.4-2011 Builder's tools (masonry).Brick trowels has been changed from QB/T 2212.12-1996 Construction tools (masonry) Trapezoidal masonry spade.
QB/T 2212.4-2011 Builder's tools (masonry).Brick trowels has been changed from QB/T 2212.13-1996 Construction tools (masonry) Rhombus masonry spade.
QB/T 2212.4-2011 Builder's tools (masonry).Brick trowels has been changed from QB/T 2212.14-1996 Construction tools (masonry) Leaf-shaped masonry spade.
QB/T 2212.4-2011 Builder's tools (masonry).Brick trowels has been changed from QB/T 2212.15-1996 Construction tools (masonry) Round-headed masonry spade.
QB/T 2212.4-2011 Builder's tools (masonry).Brick trowels has been changed from QB/T 2212.11-1996 Construction tools (masonry) Point-headed masonry spade.
QB/T 2212.4-2011 Builder's tools (masonry).Brick trowels has been changed from QB/T 2212.16-1996 Construction tools (masonry) Oval masonry spade.
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