Description:Durable: Made of alloy steel material, durable

Convenient: Can connect difference types of hexadecimal shanks tools such as screwdriver bits, countersinks, drills bits, etcCompact: Small size and practical hand tool, must have for home DIY or other repair works

Convenient

Simple and easy to install and use

Application: widely used, workshop, carpentry, auto parts, specializing in machine repair and so on

Size Chart:5cmx1

25cm/1

97inchx0

49inchPackage Includes:1 Hexagon Screwdriver shanks AdapterNote:Please allow slightly errors due to manual measurement and different monitors