Granite Relief Diamond Bit

Granite Relief Diamond Bit‑Multi‑layer Composite Holy Light Bit for CNC Stone Carving

Granite Relief Diamond Bit, also known as Holy Light Bit, adopts multi‑layer composite diamond structure, specially made for CNC stone engraving machines to create granite relief patterns. This Granite Relief Diamond Bit delivers stable sharpness and excellent impact resistance. The multi‑layer diamond edge greatly extends tool life, improves carving efficiency and reduces the risk of cutter breakage during deep relief processing.

What Is Granite Relief Diamond Bit Granite Relief Diamond Bit is a professional stone‑working cutter for granite relief engraving. Its multi‑layer composite diamond design ensures continuous cutting performance for long‑time stone processing.

Core Advantages of Granite Relief Diamond Bit

✅ Multi‑layer composite diamond edge for longer service life

✅ Stable sharpness for continuous granite relief carving

✅ Strong anti‑break performance, less tool loss

✅ Higher feed speed to boost CNC engraving productivity

Different Types of Granite Relief Diamond Bit

1. Taper Ball Nose Bit（General‑purpose） The most widely used Granite Relief Diamond Bit. Good sharpness retention, fits most granite relief work, compatible with high‑speed and low‑speed CNC stone machines.
2. Wear‑resistant Taper Bit（Heavy‑duty） Heavy‑duty Granite Relief Diamond Bit for hard granite. Better impact resistance for tough stone materials.
3. Flat Bottom Bit For stone surface milling, grooving and bottom finishing of relief works.
4. Line Lettering Bit Fine carving for tombstone text and thin line patterns matching granite relief projects.

Suitable Materials for Granite Relief Diamond Bit

✅ Indian Red granite

✅ Zhangpu rust stone

✅ 654 granite

✅ golden yellow granite

✅ Wulian red granite

How to Select Right Granite Relief Diamond Bit

1. Shank Diameter Requirement ✅ Shank diameter ≥12 mm recommended for engraving depth over 20 mm
2. Tip Size Selection ✅ Larger tip brings longer service life within accuracy requirement
3. Cutting Flute Length Tips ✅ Reserve safety margin to avoid shank abrasion

Main Application Scenarios

✅ Granite relief sculpture

✅ Tombstone portrait relief

✅ Stone mural carving

✅ Decorative granite pattern engraving