--- product_id: 5391121 title: "OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades" brand: "olfa" price: "$29.22" currency: USD in_stock: true category: "Olfa" url: https://www.desertcart.us/products/5391121-olfa-8mm-curved-carving-art-blades-kb4-r-5-carbon store_origin: US region: United States of America --- # carbon steel for superior edge retention 8mm razor-sharp curved blade 5 heavy-duty replacement blades OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades **Brand:** olfa **Price:** $29.22 **Availability:** ✅ In Stock ## Summary > 🗡️ Cut sharper, craft smarter — don’t let your art settle for less! ## Quick Answers - **What is this?** OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades by olfa - **How much does it cost?** $29.22 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/5391121-olfa-8mm-curved-carving-art-blades-kb4-r-5-carbon) ## Best For - olfa enthusiasts ## Why This Product - Trusted olfa brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Universal Compatibility:** Seamlessly fits most 8mm art knives, optimized for OLFA AK-4 for peak performance. - • **Precision Carving Mastery:** Experience flawless, intricate cuts with OLFA’s razor-sharp curved blades designed for ultimate control. - • **Always Ready, Always Sharp:** Five heavy-duty replacement blades keep your creative flow uninterrupted—never run out mid-project. - • **Endurance Meets Excellence:** Craft longer with carbon steel blades that maintain their edge far beyond the competition. - • **Trusted Craftsmanship Legacy:** From the original Snap-Off Knife inventor, OLFA guarantees unmatched quality and durability. ## Overview The OLFA 8mm Curved Carving Art Blades (KB4-R/5) are premium carbon steel blades engineered for precision and durability. This 5-pack of razor-sharp, curved blades fits most 8mm art knives and excels in detailed cutting tasks across wood, paper, vinyl, and more. Trusted by professionals and hobbyists alike, these blades deliver long-lasting sharpness and reliable performance, making them an essential upgrade for any serious crafter. ## Description desertcart.com: OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades | Carbon steel curved carving, 8mm, 5-pack, fits most 8mm knives - Carving and detail work - Quilters and Crafters : Arts, Crafts & Sewing ## Features - RAZOR SHARP CURVED BLADES - Our 8mm replacement blades are made from high quality carbon tool steel for unparalleled sharpness and superior edge retention. The long lasting precision of these blades allows you to work longer uninterrupted. - CONTAINS 5 HEAVY DUTY BLADES - Each refill pack contains 5 replacement hobby blades. Keep the OLFA KB4-R/5 Curved Carving Art Blade stocked and ready for all of your crafting needs. - COMPATIBLE WITH 8mm ART KNIVES - OLFA's Curved Carving Art Blades are compatible with most 8mm art knives. However, they perform best when equipped with an OLFA AK-4 Art Knife. - PRECISE CUTTING & CARVING - These professional replacement art blades provide accurate and reliable performance for delicate cutting needs. They're perfect for wood, paper, vinyl, rubber, models, cardstock, foam, and more. - THE OLFA STANDARD - As the original inventor of the Snap-Off Knife, OLFA has maintained a standard of cutting excellence for our quality and durability. Pairing your OLFA Art Knife with OLFA Art Blades will provide optimal results. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000BNZ8G2 | | Best Sellers Rank | #231,458 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #314 in Art Blades | | Blade Material | Carbon Steel | | Brand Name | OLFA | | Color | Multicolor | | Customer Reviews | 5.0 5.0 out of 5 stars (70) | | Global Trade Identification Number | 00091511500912 | | Handle Material | Rubber | | Handle Type | Manual-Retractable | | Item Highlight | Carbon steel curved carving, 8mm, 5-pack, fits most 8mm knives - Carving and detail work - Quilters and Crafters | | Item Length | 14 centimeters | | Manufacturer | World Kitchen - Home Improvement | | Manufacturer Part Number | KB4R5 | | Material Type | Carbon Steel | | Model Number | 9165 | | Product Style | Retractable | | UPC | 091511500912 | | Unit Count | 1 Count | ## Product Details - **Blade Material:** Carbon Steel - **Brand:** OLFA - **Color:** Multicolor - **Handle Material:** Rubber - **Item Length:** 14 centimeters - **Manufacturer:** World Kitchen - Home Improvement - **Material:** Carbon Steel - **Style:** Retractable - **Unit Count:** 1 Count ## Images ![OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades - Image 1](https://m.media-amazon.com/images/I/41iyTZ4Y56L.jpg) ![OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades - Image 2](https://m.media-amazon.com/images/I/11fFCpjErhL.jpg) ![OLFA 8mm Curved Carving Art Blades (KB4-R/5) - Carbon Steel, 5 Blades - Image 3](https://m.media-amazon.com/images/I/51l-Lv91k9L.jpg) ## Frequently Bought Together - OLFA 8mm Curved Carving Art Blade Set, 5 Blades (KB4-R/5) - Precision Hobby Craft Knife Replacement Curved Blade Kit for Carving, Cutting, Sculpting, Fits Most 8mm Art Knives - OLFA Graphic Art Knife Set (AK-4) - Precision Hobby Craft Knife Kit (1 Knife & 4 Blades) w/Cushioned Grip, Replacement Blades: OLFA KB, KB4-F/5, KB4-NS/3, KB4-R/5, KB4-S/5, KB4-WS/3 Art Blades - OLFA 8mm Chisel Art Knife Blade Set, 5 Blades (KB4-F/5) - Precision Hobby Craft Knife Replacement Chisel Blade Kit for Plastic, Wood, Film, Fits Most 8mm Art Knives --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/5391121-olfa-8mm-curved-carving-art-blades-kb4-r-5-carbon](https://www.desertcart.us/products/5391121-olfa-8mm-curved-carving-art-blades-kb4-r-5-carbon) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-08*