General description High-quality zinc alloy furniture screws designed for durability and wear resistance. These screws feature a standard internal hex socket that is burr-free and anti-slip, making them easy to use in various applications. Technical specifications Material: Zinc Alloy Thread Type: M6 Total Length: 15mm Outer Diameter: 10.5mm Inner Hexagon: 6mm Hex Wrench: 6mm Color: Brass Package Contents: 100 screws and 2 hex wrenches Suggested hole diameter: 9.6 +/- 0.2 mm Suggested hole length: 18 mm Measurement allowed error: +/- 1-3 cm Usage To use, pre-drill or drill a hole of the suggested size, then use a 6 mm internal hex tool to screw in the fastener. If working with hardwood, it is advisable to enlarge the screw hole for easier installation.