Features Suitable material: the woodworking hole opener is used in holes made of wood, plastic, plywood, plasterboard, aluminum plastic board and other materials Wide range of applications: the adjustable punch saw is a multi-purpose machine that can be combined with a variety of models and is suitable for a variety of m Carbide tool head: adjustable hole saw, preferably hard alloy material after heat treatment made of tungsten steel, ensures a concise, wear-resistant edge and fast drilling Clear scale: cutter scale in embossing process, clear and accurate, wear-resistant Adjustable hole size: the distance from the tool head to the centre can be adjusted. By loosening the screw, the adjustable hole saw cutter can be easily and conveniently adjusted freely Function: 1. 90° VERTICAL CUTTING EDGE: the tool head and pilot drill stay vertical to the cutting head, feature stable positioning without deviation, quick and accurate opening Specification: Item Type:Adjustable Punch Saw Material: nylon and zinc aluminium alloy. Colour: silver and black. Value ranges: approx. 45 ~ 130 mm / 1.77 ~ 5.12 inches. Thickness: approx. 3 ~ 10 mm / 0.12 ~ 0.39 inches. Usage The circular punch saw is suitable for sawing solid core boards, printing boards, plasterboard, plastic, etc. Suitable for families. Package List:1 x Adjustable Punch Saw Plate6 x Blade1 x Positioning Drill2 x Allen Wrench3 x Screw1 x Nut3 x Gasket Package List 1 x Adjustable Punching Saw Plate 6 x Blade 1 x Positioning Drill Bit 2 x Hex Wrench 3 x Screw 1 x Nut 3 x Gasket