1、WEAR RESISTANT MATERIAL: All metal shelf pin and hinge fixture are made of aluminum alloy material, wear resistant, possess good strength and good erosion resistance 2、SUITABLE FOR WOODWORKING: The hinge drilling jig hole guide versatility and multiple mounting size options are designed to meet your common shelf pin hole and hinge mounting 3、ACCURATE AND FAST: Hinge drill jig possess accurate positioning, fast positioning, multi bit drilling, easy to operate, with alignment angle 4、SAVE TIME AND EFFORT: Cabinet hinge drill jig once clamping, directly punch the hole, bring efficient hole opening, reduce redundant operating 5、FLEXIBLE AND ADJUSTABLE: Cabinet door hinge drill jig with a variety of drill bits, carefully designed scale, adjust according to different thickness plate