wall drill concrete cement wall hole opener wall-through dry drilling bit hardware electric tool accessories 墙壁开孔器混凝土水泥墙开孔器穿墙干打钻头五金电动工具配件

High-quality alloy material, more wear-resistant, with a longer service life.

The teeth are sharp, allowing rapid opening with minimal vibration and greater stability.

Excretion hole design ensures smooth drilling during the process.

The tooth portion has stable welding, making it unlikely to fall off, and provides greater stability during operation.

1. If any issues arise during the purchase process, please contact us by phone, WeChat, or email. We will discuss all the problems encountered during the shopping process with you.
2. Due to camera shooting and computer display differences, there may be color variations between the actual product and the images. If you have specific color requirements, please contact us in advance. Otherwise, minor color deviations may be considered acceptable.
3. Due to significant fluctuations in raw materials, the price of each of our products cannot be displayed accurately to customers. The prices indicated here are for reference only!