EDiamondTools 3-Inch Wet Drill Core Bit for Concrete & Hard Masonry — 14-Inch Depth, 1-1/4-Inch Arbor

Overview

Meet the EDiamondTools 3-inch Wet Drill Core Bit, built for demanding drilling tasks in concrete and hard masonry. With a 14-inch drilling depth and a sturdy 1-1/4-inch, 7-thread arbor, this bit is designed to work with handheld core drills or dedicated core drill rigs in rotary mode, and it operates in wet conditions to support consistent performance.

What you can drill

This core bit is multipurpose by design. It handles standard concrete, concrete with light steel reinforcement, and hard masonry materials, delivering clean core holes in a variety of job sites—from renovations to installation of plumbing or electrical lines.

• Concrete without reinforcement
• Concrete with light steel reinforcement
• Hard masonry like dense block and brick

Durability and efficiency

Embedded diamond concentration provides enhanced cutting efficiency and longer core life, reducing downtime on busy projects. The robust segments are engineered to maintain shape under challenging drilling conditions, supporting steady performance over time.

Specifications at a glance

• Diameter: 3 inches
• Segment height: 10 mm
• Drilling depth: 14 inches
• Arbor: 1-1/4-inch, 7-threaded
• Operation: Wet only

How to use

For best results, pair this bit with a water supply during drilling. Keep the drill steady and avoid sudden changes in speed or angle. The bit is intended for rotary mode only and should not be used for wire mesh drilling.

Real-world uses

Imagine installing through thick concrete walls to run plumbing, or creating clean cores in hard masonry for anchors, with steady water cooling and minimal grit dust. The 14-inch depth supports deeper channels without frequent bit changes, making it a reliable option for mid-to-heavy duty tasks.

Why choose EDiamondTools

EDiamondTools designs tools with a focus on precision and durability. This 3-inch wet core bit combines tough construction with practical compatibility, offering a dependable option for professionals tackling concrete and hard masonry in rotary, water-assisted drilling environments.