--- product_id: 143867785 title: "HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682)" brand: "huhao" price: "$39.15" currency: USD in_stock: true reviews_count: 1 category: "Huhao" url: https://www.desertcart.us/products/143867785-huhao-40-degree-0-2mm-tip-diamond-engraving-bit-stone store_origin: US region: United States of America --- # diamond-tipped for hard stone 0.2mm ultra-fine tip 6mm precision shank HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) **Brand:** huhao **Price:** $39.15 **Availability:** βœ… In Stock ## Summary > πŸ’Ž Carve your mark with diamond precision β€” don’t get left behind! ## Quick Answers - **What is this?** HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) by huhao - **How much does it cost?** $39.15 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/143867785-huhao-40-degree-0-2mm-tip-diamond-engraving-bit-stone) ## Best For - huhao enthusiasts ## Why This Product - Trusted huhao brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Versatile Angle Options:** Available in 30Β°, 35Β°, 40Β°, and 45Β° for tailored engraving depth and style - β€’ **Pinpoint Precision Cutting:** 0.2mm tip for ultra-detailed engraving on marble and granite - β€’ **Seamless CNC Compatibility:** 6mm shank fits standard CNC machines for professional-grade results - β€’ **Robust Tungsten Steel Build:** Durable material engineered to withstand industrial carving demands - β€’ **Perfect for Hard Stone Lettering:** Ideal for intricate lettering and carving on granite, marble, and other tough surfaces ## Overview The HUHAO 40 Degree Diamond Engraving Bit features a razor-sharp 0.2mm tip and a sturdy 6mm tungsten steel shank, designed for high-precision CNC engraving on hard stones like marble and granite. With multiple angle options and a durable diamond tip, it delivers professional-grade carving performance for detailed lettering and intricate designs. ## Description HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) - desertcart.com Review: Buyer Beware - I bought this to be able to set rhinestones in pendants and other jewelry made from stone. After 5 minutes of use the cutting edge of the tip started to chip away if I were doing more tasking work with it I'd send it back but since it does what I need it to do I'll keep it ## Features - Material: Tungsten steel - Shank diameter: 6mm. Tip: 0.2mm 0.4mm 0.6mm 0.7mm 0.8mm 1.0mm - Total length: 40mm. Please allow OVL 2-3mm differs. The total length does not affect the use - Shape: Pyramid. Degree: 30Β° 35Β° 40Β° 45Β° - Safety instructions: 1. The bladed product is not use for people under 18 years. 2. The item is only use for industrial cutting not hazardous article. The second and third picture are the dimensions ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B075BC1SNY | | Best Sellers Rank | #395,822 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #1,177 in Jewelry Making Engraving Machines & Tools #6,617 in Craft Cutting Tools | | Brand Name | HUHAO | | Customer Reviews | 4.2 4.2 out of 5 stars (6) | | Cutting Angle String | 30 Degrees | | Manufacturer | HUHAO | | Material Type | Tungsten Steel | | Number of Flutes | 2 | | Shank Type | Straight | | Surface Recommendation | Stone | | Tool Flute Type | Straight | | UPC | 749029078156 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** HUHAO - **Cutting Angle String:** 30 Degrees - **Material:** Tungsten Steel - **Shank Type:** Straight - **Tool Flute Type:** Straight ## Images ![HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) - Image 1](https://m.media-amazon.com/images/I/51t4+36-lSL.jpg) ![HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) - Image 2](https://m.media-amazon.com/images/I/515MSBnBaKL.jpg) ![HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) - Image 3](https://m.media-amazon.com/images/I/71PCBXDDtXL.jpg) ![HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) - Image 4](https://m.media-amazon.com/images/I/61Vd3oK8pnL.jpg) ![HUHAO 40 Degree 0.2mm Tip Diamond Engraving Bit Stone Tools 6mm Shank CNC End Milling Cutter Marble PCD Engraver Hard Granite Lettering Carving (3682) - Image 5](https://m.media-amazon.com/images/I/613MugwTu6L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐ Buyer Beware *by P***N on September 3, 2025* I bought this to be able to set rhinestones in pendants and other jewelry made from stone. After 5 minutes of use the cutting edge of the tip started to chip away if I were doing more tasking work with it I'd send it back but since it does what I need it to do I'll keep it --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/143867785-huhao-40-degree-0-2mm-tip-diamond-engraving-bit-stone](https://www.desertcart.us/products/143867785-huhao-40-degree-0-2mm-tip-diamond-engraving-bit-stone) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-04-23*