{"product_id":"3-8-compression-bit-for-cnc-routers-3-8-shank","title":"3\/8\" Compression Bit For CNC Routers, 3\/8\" Shank","description":"\u003ch1 data-section-id=\"1qtyoqf\" data-start=\"190\" data-end=\"268\"\u003e3\/8\" Compression Bit for CNC Routers – ZrCN Coated – Clean Top \u0026amp; Bottom Cuts\u003c\/h1\u003e\n\u003cp data-start=\"270\" data-end=\"479\"\u003eThe \u003cstrong data-start=\"274\" data-end=\"316\"\u003e3\/8\" Compression Bit (Up-Down CNC Bit)\u003c\/strong\u003e is designed to deliver \u003cstrong data-start=\"340\" data-end=\"406\"\u003eclean, tear-out-free edges on both the top and bottom surfaces\u003c\/strong\u003e of your material—making it a go-to cutter for precision CNC woodworking.\u003c\/p\u003e\n\u003cp data-start=\"481\" data-end=\"778\"\u003eUnlike standard up-cut or down-cut bits, this compression bit combines both cutting actions in one tool. The down-cut portion compresses fibers on the top surface, while the up-cut portion clears chips from below—resulting in \u003cstrong data-start=\"707\" data-end=\"777\"\u003esmooth, professional-quality edges on both sides of your workpiece\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"780\" data-end=\"783\"\u003e\n\u003ch2 data-section-id=\"1nct5mo\" data-start=\"785\" data-end=\"827\"\u003eZrCN Coated for Performance \u0026amp; Longevity\u003c\/h2\u003e\n\u003cp data-start=\"829\" data-end=\"975\"\u003eThis bit is coated with \u003cstrong data-start=\"853\" data-end=\"886\"\u003eZirconium Carbonitride (ZrCN)\u003c\/strong\u003e, a high-performance coating designed to improve cutting efficiency and extend tool life.\u003c\/p\u003e\n\u003cp data-start=\"977\" data-end=\"1006\"\u003e\u003cstrong data-start=\"977\" data-end=\"1006\"\u003eBenefits of ZrCN coating:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1007\" data-end=\"1216\"\u003e\n\u003cli data-section-id=\"s8d3jm\" data-start=\"1007\" data-end=\"1057\"\u003eIncreased wear resistance for longer tool life\u003c\/li\u003e\n\u003cli data-section-id=\"1e6h82e\" data-start=\"1058\" data-end=\"1099\"\u003eReduced friction for smoother cutting\u003c\/li\u003e\n\u003cli data-section-id=\"b9nvct\" data-start=\"1100\" data-end=\"1128\"\u003eImproved chip evacuation\u003c\/li\u003e\n\u003cli data-section-id=\"jw3ivg\" data-start=\"1129\" data-end=\"1175\"\u003eHelps minimize heat buildup during cutting\u003c\/li\u003e\n\u003cli data-section-id=\"171z3dt\" data-start=\"1176\" data-end=\"1216\"\u003eMaintains sharp cutting edges longer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1218\" data-end=\"1285\"\u003eThis means more consistent results and fewer bit changes over time.\u003c\/p\u003e\n\u003chr data-start=\"1287\" data-end=\"1290\"\u003e\n\u003ch2 data-section-id=\"dm4co7\" data-start=\"1292\" data-end=\"1322\"\u003eClean Cuts on Both Surfaces\u003c\/h2\u003e\n\u003cp data-start=\"1324\" data-end=\"1427\"\u003eIf you've ever struggled with tear-out on plywood or laminated materials, this bit solves that problem.\u003c\/p\u003e\n\u003cp data-start=\"1429\" data-end=\"1441\"\u003ePerfect for:\u003c\/p\u003e\n\u003cul data-start=\"1443\" data-end=\"1518\"\u003e\n\u003cli data-section-id=\"dp5sce\" data-start=\"1443\" data-end=\"1454\"\u003ePlywood\u003c\/li\u003e\n\u003cli data-section-id=\"pb8p29\" data-start=\"1455\" data-end=\"1474\"\u003eHardwood panels\u003c\/li\u003e\n\u003cli data-section-id=\"14p1lfn\" data-start=\"1475\" data-end=\"1498\"\u003eLaminated materials\u003c\/li\u003e\n\u003cli data-section-id=\"1mz7sxm\" data-start=\"1499\" data-end=\"1518\"\u003eVeneered sheets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1630\"\u003eIdeal for \u003cstrong data-start=\"1530\" data-end=\"1584\"\u003ecutting parts that will be visible from both sides\u003c\/strong\u003e, eliminating the need for sanding or cleanup.\u003c\/p\u003e\n\u003chr data-start=\"1632\" data-end=\"1635\"\u003e\n\u003ch2 data-section-id=\"1mmcws8\" data-start=\"1637\" data-end=\"1670\"\u003eFull-Depth Cutting Performance\u003c\/h2\u003e\n\u003cp data-start=\"1672\" data-end=\"1777\"\u003eThe 3\/8\" compression bit is capable of cutting \u003cstrong data-start=\"1719\" data-end=\"1759\"\u003eup to 1.5\" material in a single pass\u003c\/strong\u003e, allowing you to:\u003c\/p\u003e\n\u003cul data-start=\"1779\" data-end=\"1850\"\u003e\n\u003cli data-section-id=\"nfbevx\" data-start=\"1779\" data-end=\"1804\"\u003eReduce machining time\u003c\/li\u003e\n\u003cli data-section-id=\"1q1chr9\" data-start=\"1805\" data-end=\"1827\"\u003eImprove efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"1ns3dhv\" data-start=\"1828\" data-end=\"1850\"\u003eSimplify toolpaths\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1852\" data-end=\"1921\"\u003eA strong option for shops looking to streamline production workflows.\u003c\/p\u003e\n\u003chr data-start=\"1923\" data-end=\"1926\"\u003e\n\u003ch2 data-section-id=\"1vymnmb\" data-start=\"1928\" data-end=\"1961\"\u003eReplace Multiple Bits with One\u003c\/h2\u003e\n\u003cp data-start=\"1963\" data-end=\"2001\"\u003eThis bit is commonly used in place of:\u003c\/p\u003e\n\u003cul data-start=\"2003\" data-end=\"2049\"\u003e\n\u003cli data-section-id=\"1pqdx4k\" data-start=\"2003\" data-end=\"2027\"\u003e1\/2\" up-cut endmills\u003c\/li\u003e\n\u003cli data-section-id=\"ttm2ul\" data-start=\"2028\" data-end=\"2049\"\u003eDown-cut endmills\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2051\" data-end=\"2182\"\u003eBy combining both cutting directions, it reduces tool changes and simplifies your process—especially when working with sheet goods.\u003c\/p\u003e\n\u003chr data-start=\"2184\" data-end=\"2187\"\u003e\n\u003ch2 data-section-id=\"105qsx0\" data-start=\"2189\" data-end=\"2217\"\u003eBuilt for CNC Woodworking\u003c\/h2\u003e\n\u003cp data-start=\"2219\" data-end=\"2263\"\u003eDesigned for CNC routers, this bit provides:\u003c\/p\u003e\n\u003cul data-start=\"2265\" data-end=\"2390\"\u003e\n\u003cli data-section-id=\"1rpp0oi\" data-start=\"2265\" data-end=\"2295\"\u003eClean top and bottom edges\u003c\/li\u003e\n\u003cli data-section-id=\"uu3sul\" data-start=\"2296\" data-end=\"2316\"\u003eReduced tear-out\u003c\/li\u003e\n\u003cli data-section-id=\"3f48e2\" data-start=\"2317\" data-end=\"2346\"\u003eEfficient chip evacuation\u003c\/li\u003e\n\u003cli data-section-id=\"yjjrt9\" data-start=\"2347\" data-end=\"2390\"\u003eReliable performance in full-depth cuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2392\" data-end=\"2395\"\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"2397\" data-end=\"2414\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"2416\" data-end=\"2688\"\u003e\n\u003cli data-section-id=\"1brveth\" data-start=\"2416\" data-end=\"2446\"\u003eCutting Diameter: \u003cstrong data-start=\"2436\" data-end=\"2444\"\u003e3\/8\"\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"nrbwyo\" data-start=\"2447\" data-end=\"2486\"\u003eBit Type: \u003cstrong data-start=\"2459\" data-end=\"2484\"\u003eCompression (Up-Down)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1l1xtm1\" data-start=\"2487\" data-end=\"2533\"\u003eCoating: \u003cstrong data-start=\"2498\" data-end=\"2531\"\u003eZrCN (Zirconium Carbonitride)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i2dr81\" data-start=\"2534\" data-end=\"2595\"\u003eMax Cutting Depth: \u003cstrong data-start=\"2555\" data-end=\"2593\"\u003eUp to 1.5\" (application dependent)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1srgzik\" data-start=\"2596\" data-end=\"2629\"\u003eDesigned for: \u003cstrong data-start=\"2612\" data-end=\"2627\"\u003eCNC Routers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"waq75v\" data-start=\"2630\" data-end=\"2688\"\u003eIdeal Materials: \u003cstrong data-start=\"2649\" data-end=\"2688\"\u003ePlywood, hardwood, laminated panels\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2690\" data-end=\"2693\"\u003e\n\u003ch2 data-section-id=\"19vd27d\" data-start=\"2695\" data-end=\"2716\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul data-start=\"2718\" data-end=\"2838\"\u003e\n\u003cli data-section-id=\"mofk0i\" data-start=\"2718\" data-end=\"2748\"\u003eFull-depth plywood cutouts\u003c\/li\u003e\n\u003cli data-section-id=\"vm7upm\" data-start=\"2749\" data-end=\"2766\"\u003eCabinet parts\u003c\/li\u003e\n\u003cli data-section-id=\"p2rk2k\" data-start=\"2767\" data-end=\"2782\"\u003eSign making\u003c\/li\u003e\n\u003cli data-section-id=\"1qqh38k\" data-start=\"2783\" data-end=\"2807\"\u003eFurniture components\u003c\/li\u003e\n\u003cli data-section-id=\"122ypo7\" data-start=\"2808\" data-end=\"2838\"\u003eProduction CNC woodworking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2840\" data-end=\"2843\"\u003e\n\u003ch3 data-section-id=\"txcixy\" data-start=\"2845\" data-end=\"2966\"\u003eUpgrade your CNC cutting quality with a 3\/8\" compression bit designed for clean, efficient, and professional results.\u003c\/h3\u003e\n\u003cp data-start=\"2968\" data-end=\"3096\"\u003e\u003cstrong data-start=\"2968\" data-end=\"3096\"\u003eIt’s a reliable go-to when you need clean edges on both sides while extending tool life and keeping your workflow efficient.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2840\" data-end=\"2843\"\u003e\n\u003ch2 data-start=\"2968\" data-end=\"3096\"\u003e\u003cstrong data-start=\"2968\" data-end=\"3096\"\u003eFAQ SECTION\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003eWhat is a compression bit used for on a CNC router?\u003c\/h3\u003e\n\u003cp\u003eA compression bit is designed to leave clean edges on both the top and bottom of your material. It combines an up-cut and down-cut geometry into one tool, making it ideal for plywood, veneered panels, laminated materials, and other projects where both faces need a clean finish.\u003c\/p\u003e\n\u003ch3\u003eWhy use a compression bit instead of an up-cut or down-cut bit?\u003c\/h3\u003e\n\u003cp\u003eA standard up-cut bit can leave tear-out on the top surface, while a down-cut bit can leave tear-out underneath. A compression bit solves both problems at the same time, helping you achieve cleaner cuts without additional sanding or cleanup.\u003c\/p\u003e\n\u003ch3\u003eWhat materials work best with a 3\/8\" compression bit?\u003c\/h3\u003e\n\u003cp\u003eThis bit performs especially well in:\u003c\/p\u003e\n\u003cp\u003ePlywood\u003cbr\u003eHardwood panels\u003cbr\u003eMDF\u003cbr\u003eVeneered sheet goods\u003cbr\u003eLaminated materials\u003c\/p\u003e\n\u003cp\u003eIt’s commonly used for cabinetry, signs, furniture parts, and production-style CNC woodworking.\u003c\/p\u003e\n\u003ch3\u003eCan this bit really cut 1.5\" material in one pass?\u003c\/h3\u003e\n\u003cp\u003eYes, depending on your machine rigidity, feeds and speeds, workholding, and material type, this bit is capable of cutting through up to 1.5\" thick material in a single pass. Many CNC users choose this bit specifically to reduce machining time on deeper cuts.\u003c\/p\u003e\n\u003ch3\u003eWhat does the ZrCN coating do?\u003c\/h3\u003e\n\u003cp\u003eThe Zirconium Carbonitride (ZrCN) coating helps reduce friction and heat buildup during cutting while improving wear resistance. This helps the bit stay sharp longer, improves chip evacuation, and supports cleaner cutting performance over extended use.\u003c\/p\u003e\n\u003ch3\u003eIs this a good bit for plywood?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. Compression bits are one of the most popular choices for plywood because they dramatically reduce tear-out on both surfaces of the sheet. This makes them ideal for cabinet parts, signs, and visible project components.\u003c\/p\u003e\n\u003ch3\u003eDo I need to cut deep enough for the compression geometry to work?\u003c\/h3\u003e\n\u003cp\u003eYes. Compression bits need enough material engagement for both the up-cut and down-cut sections to activate properly. If your cut is too shallow, you may not get the full clean-edge benefit on both sides.\u003c\/p\u003e\n\u003ch3\u003eIs this bit beginner-friendly?\u003c\/h3\u003e\n\u003cp\u003eYes. While compression bits are commonly used in production CNC environments, they’re also an excellent choice for hobby CNC users who want cleaner results and fewer finishing headaches when cutting plywood or sheet goods.\u003c\/p\u003e\n\u003ch3\u003eWhy do CNC users keep compression bits in their tooling lineup?\u003c\/h3\u003e\n\u003cp\u003eBecause they save time and improve finish quality. Instead of switching between up-cut and down-cut bits, a compression bit handles both cutting actions in one tool—making workflows faster, cleaner, and more efficient.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen clean edges matter, a good compression bit quickly becomes one of the most-used tools in the shop.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2968\" data-end=\"3096\"\u003eSKU: CM-38\u003c\/p\u003e","brand":"IDC Woodcraft","offers":[{"title":"Default Title","offer_id":51531512578335,"sku":"CM-38","price":61.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/0661\/3791\/files\/2L9A1515.jpg?v=1778600000","url":"https:\/\/idcwoodcraft.com\/products\/3-8-compression-bit-for-cnc-routers-3-8-shank","provider":"IDC Woodcraft","version":"1.0","type":"link"}