Straight Ruler, Square, Gauge manufacturer / supplier in China, offering Adjustable Rafter Square-180mm with Aluminum, Oxidation, Middle Rocker, Laser Scale / Universal Angle Ruler, 300mm Adjustable Rafter Square with Aluminum, Oxidation, Middle Rocker, Laser Scale, 180mm Adjustable Rafter Square with Aluminum, Long Joystick, Laser Scale and so on.
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