--- product_id: 396771221 title: "Carbide Spiral Router Bits Up&Down Compression Bit 1/4 X 1 inch Cutting Size with 1/4 inch Shank for Woodwork CNC Router Bit Engraving Carving Mortise Groove Tools" brand: "spetool" price: "£21.27" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/396771221-carbide-spiral-router-bits-up-and-down-compression-bit-1 store_origin: GB region: United Kingdom --- # Up & down compression spiral flutes 1 inch cutting length for deep precision 1/4 inch shank & cutting diameter Carbide Spiral Router Bits Up&Down Compression Bit 1/4 X 1 inch Cutting Size with 1/4 inch Shank for Woodwork CNC Router Bit Engraving Carving Mortise Groove Tools **Brand:** spetool **Price:** £21.27 **Availability:** ✅ In Stock ## Summary > 🛠️ Elevate Your Woodwork Game with Flawless Precision! ## Quick Answers - **What is this?** Carbide Spiral Router Bits Up&Down Compression Bit 1/4 X 1 inch Cutting Size with 1/4 inch Shank for Woodwork CNC Router Bit Engraving Carving Mortise Groove Tools by spetool - **How much does it cost?** £21.27 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/396771221-carbide-spiral-router-bits-up-and-down-compression-bit-1) ## Best For - spetool enthusiasts ## Why This Product - Trusted spetool brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Efficient Chip Removal:** Dual-flute spiral design reduces heat buildup and keeps your workspace cleaner and cooler. - • **Versatile Compatibility:** Perfectly engineered for CNC and handheld routers with 1/4" collets, handling hardwoods, plywood, MDF, and laminates. - • **Precision Meets Durability:** Solid carbide construction ensures long-lasting, razor-sharp cuts every time. - • **Professional Grade Performance:** Ideal for intricate engraving, carving, mortising, and groove cutting with consistent accuracy. - • **Flawless Finish, No Delamination:** Up & down spiral flutes compress wood fibers, eliminating top and bottom splintering. ## Overview This solid carbide up & down compression spiral router bit features a 1/4 inch shank and cutting diameter with a 1 inch cutting length, designed to prevent wood delamination by compressing fibers from both directions. Compatible with CNC and handheld routers, it excels in cutting hardwoods, plywood, MDF, and laminates, delivering durable, precise, and clean cuts ideal for professional woodworking and engraving. ## Description SpeTool Carbide Spiral Router Bits Up&Down Compression Bit 1/4 X 1 inch Cutting Size with 1/4 inch Shank for Woodwork CNC Router Bit Engraving Carving Mortise Groove Tools ## Features - SPECIFICATION. Solid carbide up down router bits with 1/4inch shank and 1/4inch cutting diameter, 1 inch cutting length, 2-1/2 inch for total length , can be used on routers with 1/4" collect - COMPRESSION CUT. The compression cutters are designed with both up and down-cut flutes, combatting delamination on the top and bottom of a workpiece - DURABLE AND PRECISE. This up&down router bits are high-quality construction ensures durability and precision, allowing for consistent and accurate cuts. - COMPATIBILITY. This 1/4 compression bit is perfect for soft woods, hard woods, Plywood, laminate, OAK, MDF and any hardwood working. It can be used with cnc router and handheld router with 1/4" collet. - 2 FLUTES. Spiral Bit Design allows for efficient chip removal, reducing heat buildup, better than straight bits - SPETOOL SERVICE. Good quality, cost-effective, efficient after-sales service, etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B086L6MYJ4 | | Best Sellers Rank | #232,900 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #169 in Spiral Router Bits | | Brand Name | SpeTool | | Customer Reviews | 4.5 4.5 out of 5 stars (459) | | Cut Type | Up&Down-Cut | | Cutting Diameter | 0.25 Inches | | Cutting Length | 1-1/4 Inches | | Included Components | No | | Item Diameter | 0.25 Inches | | Manufacturer | SpeTool | | Material Type | Carbide | | Model | SP-D1/4-1/4-U&D | | Number of Flutes | 4 | | Part Number | SP-D1/4-1/4-U&D | | Size Name | 1/4 inch x 1-1/4 inches | ## Product Details - **Size:** 1/4 inch x 1-1/4 inches - **Material:** Tungsten Carbide - **Brand:** SpeTool - **Cutting length:** 2.5 Centimeters - **Cut type:** Up-Cut ## Images ![Carbide Spiral Router Bits Up&Down Compression Bit 1/4 X 1 inch Cutting Size with 1/4 inch Shank for Woodwork CNC Router Bit Engraving Carving Mortise Groove Tools - Image 1](https://m.media-amazon.com/images/I/71RT5pAXeNL.jpg) ## Available Options This product comes in different **Number of Items** options. ## Frequently Bought Together - SpeTool Carbide Spiral Router Bits Up&Down Compression Bit 1/4 X 1 inch Cutting Size with 1/4 inch Shank for Woodwork CNC Router Bit Engraving Carving Mortise Groove Tools - SpeTool 1/4 Inch Shank Downcut Spiral Router Bit 1/4 Inch Cutting Diameter 1 inch Cutting Length with Extra Long Life Coating CNC Router Bits End Mill for Woodwork Mortise Slot - SpeTool Spiral Router Bits Up&Down Compression Bit 1/8 inch Cutting Diameter, 1/4 inch Shank HRC55 Solid Carbide CNC End Mill for Wood Carving Engraving Grinding --- ## 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.co.uk/products/396771221-carbide-spiral-router-bits-up-and-down-compression-bit-1](https://www.desertcart.co.uk/products/396771221-carbide-spiral-router-bits-up-and-down-compression-bit-1) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-19*