Description:Durable: Made of Chrome steel material,durable

Convenient: Can connect different types of hex shank tools such as screwdriver bits, countersinks, drill 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:Silver: Length: 6cm/2

36inch;Dia: 1cm/0

39inchBlack: Length: 6cm/2

36inch; Dia: 1

35cm/0

53inchPackage Includes:1 Hexagon Screwdriver Shank AdapterNote:Please allow slightly errors due to manual measurement and different monitors