Straight Ruler, Square, Gauge manufacturer / supplier in China, offering All-Trades Bevel Try Square 10"/250mm - Etched Stainless Steel + Oxidation-Proof Aluminum (Model BT-250X), Cabinetmaker′s Adjustable Bevel Square - 10"/250mm Precision Etched Blade & Balanced Aluminum Handle, Structural Steel Bevel Square - 10"/250mm Laser-Etched Blade & Non-Slip Aluminum Handle and so on.