Diamond Core Drill Bit Punching hole drilling

Customizable Option

This drill bit comes with a customizable option, allowing users to tailor it to their specific DIY electrical projects.

High-Quality Origin

Originating from Mainland China, this drill bit guarantees high-quality construction and reliable performance.

Versatile Size Range

With a total length of 470mm and a drilling range of 25-230mm, this drill bit is versatile for various drilling needs.

Diamond Material

Crafted from durable diamond material, this drill bit ensures long-lasting performance for metal drilling tasks.

UNC Thread Design

Featuring a 1 1/4UNC thread design, this drill bit offers a secure grip and stable operation during use.