Features:
*Efficient Change System: The change connection rod allows for quick installation and removal of hole saws, significantly reducing downtime and enhancing productivity in your projects.
*Compatibility with Various Sizes: Featuring a 1/2 inch small head for 16-30MM saws and a 5/8 inch large head for 32-152MM saws, this connection rod is versatile enough for a wide range of applications.
*Construction Material: Made from high-speed steel, this connection rod is designed to withstand rigorous use, ensures longevity and reliability for both professional and DIY projects.
*Enhanced Work Efficiency: By facilitating easy swapping of hole saws, this tool maximizes workflow efficiency, enabling you to complete tasks faster and with less effort.
*User-friendly Design: The thoughtful design of the connection rod ensures a hassle-free experience, allowing users to focus on their work without interruption.

Specifications:
*Product Name:Drill Extension Rod
*Material:high-speed steel
*Type:round/Triangle/hex shank
*Size:as show
*Color:as show

Package Content:

1 set Drill Extension Rod
or
2pcs drilling adapter