Feature:1. Excellent Aluminium Alloy Material: This hinge positioning ruler is made of excellent aluminium alloy material with sandblasted surface and stainless steel drilling sleeve, which is durable and greatly extends the life of punching holes.2. Simple And Effective: This shelf pin drilling jig is simple and effective, it is designed for common 40mm (32mm without thread) connecting rods, and the eccentric wheel hole is designed to be moved up by 1.5mm to make the splices more tightly.3. Easy To Use: This hinge locator ruler is very simple to use, place the locator on the door against the marking line, hold the red stopper against the edge and use the marking tool to mark the centre of the opening and the two screw holes respectively.4. Compact And Portable: This metal cabinet hole drilling template is small in size and light in weight, which makes it very convenient to carry around with you and use.5. Wide Application: This cabinet hardware jigs tool has a wide range of applications and can be used for handcrafting, furniture processing, cabinet repair and so on.Specification:Item Type: Hinge Positioning RulerMaterial: Aluminum AlloyApplicable Hinges: 35mm Straight Arm, Medium Bend HingesHole Spacing: Approx. 3mm / 0.12in, 4mm / 0.16in, 5mm / 0.2in, 6mm / 0.24inDrill Sleeve Size: Approx. 8mm / 0.31in, Hole Spacing: Approx. 28mm / 1.1inUse: Suitable for household cabinet doors, wardrobe hinges installation, accurate positioning, simple and convenient operation..Package List:1 x Hinge Positioning Ruler