Introduction

Double and square screws are among the most widely used screws used in appliances and equipment. These screws have a high variety and to work with them, it is better to have several sizes of each. The product you see in the picture is one of the products of “Spero” company. (Spero) is This set model "321829906EC" It is called and the practical sizes of two-sided and four-sided meat screws can be seen in it. This set of six numbers has four two-sided and two four-sided hexagon screws. Spru company has designed this product based on the metric system. The two-sided screws of this set are 4.5, 5, 6, and 8 cm in size, and the four-sided screws are available in PH1 and PH2 sizes. The alloy used in making this wrench is chrome-vanadium and its series is made of steel. This metal structure has given high strength to the meat screw. It will be very efficient to have this set of six in your bag or tool box.