Diamax 1-3/8" Turbo Rim Dry Core Drill Bit – Side Protection

This Diamax 1-3/8" Turbo Rim Dry Core Drill Bit with Side Protection is designed for fast, precise dry drilling in granite, marble, quartz, and engineered stone. Featuring a turbo-rim diamond edge and reinforced side protection, it delivers clean, accurate holes while minimizing chipping and improving bit durability. Ideal for professional stone fabricators and installers who require efficient dry drilling with enhanced safety and performance.

1-3/8" Turbo Rim Dry Core Drill Bit – Side Protection is a high-performance diamond core bit engineered for fast, clean dry drilling in hard stone surfaces. Compatible with standard drill machines for professional results.

Key Features & Specifications

Bond / Construction

Turbo-rim diamond edge with reinforced steel core and side protection ensures long-lasting durability, efficient cutting, and minimal chipping.

Attachment / Mounting

Designed for secure mounting on compatible drill machines, providing stable operation and precise control during dry drilling.

Intended Use

Engineered for dry drilling of granite, marble, quartz, porcelain, and engineered stone.

Drilling / Cutting Design

Turbo-rim design enables fast penetration and smooth hole walls, while side protection minimizes wear and prevents damage to surrounding material.

Control & Accuracy

Balanced design reduces vibration, improving drilling stability and precision in confined or detailed applications.

Max RPM

Rated for high-speed operation (RPM dependent on machine specifications) for efficient dry drilling performance.

Applicable Tools

Compatible with standard drill machines designed for 1-3/8" dry core bits.

Ideal Applications

Faucet holes, fixture installations, anchor holes, and stone fabrication tasks requiring clean, precise dry drilling with enhanced bit protection.

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