Made of special alloy steel, hardness HRC64, high stability, wear resistance and easy combination. Meet ASME B89.1.9, grade AS-1. Can be connected with M6x1 screw and combined to any sizes up to 150".
Square head (made of zinc): set the blade at 90° or 45° to an edge of a workpiece accuracy: ±0.5°Blade (made of stainless steel): range: 12"/300mm, graduation: 1/32" and 1mm on front ace, 1/16" and...