powertools - Want to know how hex bit shank works and the history behind it's design - Home Improvement Stack Exchange

I have tried to search this in google but I haven't found a complete explanation, so I ask this here. I also have read other answers related with hex bit socket, but it still not satisfied. How the

Can any one tell me what this tool is? - Home Improvement Stack Exchange

10-Piece Glass Concrete Drill Bit Set, Masonry Drill Bits for Brick, Plastic and Wood, Hex Shank Tungsten Carbide Tip Drilling Tools for Mirror and Ceramic Tile on Concrete and Brick Wall.

2-Tool Brushless Power Tool Combo Kit with Soft Case (2-Batteries Included and Charger Included)

CRAFTSMAN 2-Tool Brushless Power Tool Combo Kit with Soft Case (2-Batteries Included and Charger Included)

What is an eggbeater drill? - Quora

The New Hyper Tough 30-Piece Screwdriver Bit Set in Click Fit™ Case is a efficient tool kit designed to tackle a wide range of projects. This set

Hyper Tough 30 Piece Screwdriver and Bit Set in Click Fit™ Case, 42034CF

Can any one tell me what this tool is? - Home Improvement Stack Exchange

What is an eggbeater drill? - Quora

Makita 18V LXT 7/16in Hex Right Angle Drill Kit XAD06T - Acme Tools

Hyper Tough 30 Piece Screwdriver and Bit Set in Click Fit™ Case, 42034CF

Drill America 3/16 in. Quick Change Drill Bit with Hex Shank (12-Pieces) KFDHEX3/16P12 - The Home Depot

DEWALT 1/2 in. Drive Combination Socket Set with Case (23-Piece) DWMT73813 - The Home Depot

powertools - Want to know how hex bit shank works and the history behind it's design - Home Improvement Stack Exchange