According to foreign reports, the German company Heco-Schrauben recently released a HECO-TOPIX® brand new hexagonal head wood screws, the screw with a plum blossom and classic hexagonal head structure, so that users can use the open-end wrenches to Tighten the screw, which has a diameter of 8 to 10 millimeters and a screw length of up to 100 millimeters. Its full-thread, high-strength screw can withstand high bearing resistance, which is ideal for steel-wood connections.
HECO said due to the high pitch designed for fast tightening, TOPIX screws can be installed anywhere without pre-drilling, with additional cutting at the top of the screw, which reduces the chances of the object being torn by the tightening of the screw So these screws can be used on the edges of objects or in thin wire parts.This partial thread design features a special shank that reduces the tension on the screw and allows for easy tightening of the screw with less torque.
It is learned that, HECO-TOPIX screws are made of blue zinc plated hard steel, can be used in countersunk head screws can not use the field, such as steel and wood connections are common in the field of wood.