Features ALUMINUM ALLOY MATERIAL: The body of woodworking hole saw is made of aluminum alloy material, the surface is sandblasted, and the drilling socket is stainless steel, which is resistant to abrasion and greatly prolongs the drilling life. ACCURATE HOLE POSITION: Three in one plate hole position corresponds to each other, simple and fast, aiming at common 40mm(excluding thread 32mm) connecting rod design, and eccentric wheel hole position design, move up 1.5mm, more closely splice. SUITABLE HINGES: Woodworking hole saw kit is suitable for 35mm straight arm or mid bend hinges, practical and useful. EASY TO USE: Align the positioning ruler with the marking line and place on the cabinet door, with the red baffle against the edge, and mark the opening center and two screw holes respectively with the marking tool. WIDELY USED: Hinge woodworking hole saw is suitable for household cabinet door, cabinet, wardrobe hinge installation, accurate positioning, simple and convenient operation. Specification: Item Type: Hinge Woodworking Hole Saw Material: Aluminum alloy Pencil Wood Product Material: Log Applicable Hinge: 35mm / 1.38in straight arm or mid bend hinge Opening Margin: Approx. 3mm / 0.12in, 4mm / 0.16in, 5mm / 0.2in, 6mm / 0.24in Drill Socket Size: Approx. 8mm / 0.31in; Hole Spacing: Approx. 28mm / 1.1in Use: Suitable for household cabinet door, cabinet and wardrobe hinge installation, accurate positioning, simple and convenient operation Package List:1 x Hinge Locator Ruler1 x 8mm Drill Bit1 x 10mm Drill Bit1 x 15mm Drill Bit1 x Hex Wrench1 x Pencil3 x Limit Ring Package List 1 x Hinge Locator Ruler 1 x 8mm Drill Bit 1 x 10mm Drill Bit 1 x 15mm Drill Bit 1 x Hex Wrench 1 x Pencil 3 x Limit Ring