Feature: _x000D_ Material: The Flexible extension screwdriver is made of high quality plastic material,steel alloy hexagon head,high precision manufacturing. _x000D_ Functions: It can be used for ordinary hand drill and electric drill with perfect performance.Bends,twist and turns to use drill into tight and confined spaces. _x000D_ Connector Size: Connection hex shank drill site size 6.35mm(1/4),connecting parts of Inner hexagon head size 6.35mm(1/4). _x000D_ Applications: Mainly used in computer chassis, electrical cabinets, furniture, electrical appliances and other narrow spaces that screwdriver can not work in an normal operations. _x000D_ Safety: Flexible shield protects your hands while the internal shaft rotates freely. _x000D_ Specification: _x000D_ Color(Optional): Black, Red, Orange, Blue _x000D_ Shape: snake _x000D_ Material:Plactic +Steel _x000D_ System: metric system _x000D_ Flexible shaft dimensions: _x000D_ Hex shank: 6.35mm (1/4") _x000D_ Inner hexagon head: 6.35mm (1/4") _x000D_ Length: 290mm/11.6inch _x000D_ Package Weight: 80 g _x000D_ Package Included: _x000D_ 1* flexible extension screwdriver