{"product_id":"freza-sfert-cerc-concav-raza-jos-hss-premium","title":"Concave Round Over Router Bit R40 mm - HSS Premium","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cb\u003eConcave Quarter Round Router Bit for 40 mm Edge Rounding – Brazed with HSS M2\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3 style=\"padding-left: 40px; text-align: center;\"\u003e\n\u003cb\u003e🔩 \u003c\/b\u003e\u003cb\u003eTechnical Specifications:\u003c\/b\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable style=\"width: 100.087%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFeature\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth style=\"width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eValue\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eOuter diameter\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.6458%;\"\u003e\n\u003cp style=\"text-align: center;\" class=\"p1\"\u003e180 mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eActive working space\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp style=\"text-align: center;\" class=\"p1\"\u003e47 mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eTooth type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp\u003eBrazed cutters with silver (Ag) alloy\u003c\/p\u003e\n\u003cp\u003eInserts - HSS M2 (6.5% tungsten)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eHardness\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003e62…66 HRC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eRecommended rotations\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003e6000 rpm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eWear resistance\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003eup to 3,000 linear meters in softwood\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eInserts\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003eReplaceable – long-term investment\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003eQuantity of cutters per package\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003e1 pc. \u003cem\u003eof your choice\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.0909%;\"\u003e\n\u003cp class=\"p1\"\u003ePackage weight\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 71.6458%;\"\u003e\n\u003cp class=\"p1\"\u003e2000g\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe professional R40 concave quarter round router bit is designed for precise woodworking, ideal for creating grooves, decorative carvings, and deep rounds. The brazed HSS M2 inserts (6.5% tungsten) ensure a clean cut, high wear resistance, and durability in intensive work.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan class=\"s2\"\u003e⚠️ \u003c\/span\u003eThe router bit is available in two working directions:\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eRight (above the wood)\u003c\/b\u003e\u003c\/span\u003e and \u003cspan class=\"s1\"\u003e\u003cb\u003eLeft (below the wood)\u003c\/b\u003e\u003c\/span\u003e – allowing you to choose the optimal option for your feed direction and machine configuration.\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\"\u003e\u003cb\u003eFeatures and Benefits:\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003e✅ \u003cspan class=\"s1\"\u003e\u003cb\u003e40 mm concave radius\u003c\/b\u003e\u003c\/span\u003e – ideal for deep profiles, grooves, and decorative shapes\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e✅ \u003cspan class=\"s1\"\u003e\u003cb\u003ePremium HSS M2\u003c\/b\u003e\u003c\/span\u003e – durable inserts, consistent performance, and long lifespan\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e✅ \u003cspan class=\"s1\"\u003e\u003cb\u003eClean and precise cut\u003c\/b\u003e\u003c\/span\u003e – optimized geometry for a smooth finish without fiber tearing\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e✅ \u003cspan class=\"s1\"\u003e\u003cb\u003eHigh versatility\u003c\/b\u003e\u003c\/span\u003e – suitable for furniture, architectural elements, and artisanal woodworking\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e✅ \u003cspan class=\"s1\"\u003e\u003cb\u003eStability in operation\u003c\/b\u003e\u003c\/span\u003e – balanced body, ideal for professional machines with standard bore\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e📌 \u003cspan class=\"s1\"\u003e\u003cb\u003eChoose the appropriate working direction (right or left)\u003c\/b\u003e\u003c\/span\u003e and achieve perfect contours for solid wood projects.\u003c\/p\u003e\n\u003cp class=\"p1\" style=\"text-align: center;\"\u003e\u003cspan class=\"s2\"\u003e⚠️ \u003c\/span\u003e\u003cb\u003eUsage limitations:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" class=\"p3\"\u003e❌ We do not recommend the HSS variant for particleboard, MDF, HDF, or very hard exotic wood\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" class=\"p3\"\u003e❌ For composite materials or demanding applications, \u003cspan class=\"s1\"\u003e\u003cb\u003echoose the variant with Carbide inserts\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003ch2 data-path-to-node=\"3\" style=\"text-align: center;\"\u003e🛠️ Selection Guide: HSS vs. CARBIDE (Brazed Tools)\u003c\/h2\u003e\n\u003cp data-path-to-node=\"4\" style=\"text-align: left;\"\u003eThe choice of material depends not only on wood hardness but also on how the cutting edge interacts with the fiber. Our brazed router bits are optimized for stationary and CNC machines, but their performance varies drastically depending on the wood essence being processed.\u003c\/p\u003e\n\u003cp\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0764\/9309\/5257\/files\/Material.001.png?v=1772196527\" alt=\"\"\u003e\u003cimg\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e✅ Conclusions for purchase:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"3,0,0\" style=\"text-align: left;\"\u003e\n\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eStandard HSS:\u003c\/b\u003e Exclusively for \u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"30\"\u003every soft\u003c\/b\u003e wood (Spruce, Fir, Pine, Linden). Economical, fine cut.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,1,0\" style=\"text-align: left;\"\u003e\n\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eHSS M2:\u003c\/b\u003e The \"King\" of softwoods. Guarantees \u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"42\"\u003eimmaculate white\u003c\/b\u003e without burns. Also works on \u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"80\"\u003eOak\/Beech\u003c\/b\u003e for a mirror finish, but wears faster.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,2,0\" style=\"text-align: left;\"\u003e\n\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eCarbide (CMS):\u003c\/b\u003e Mandatory for \u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"39\"\u003ehard\/exotic\u003c\/b\u003e wood (Oak, Beech, Mahogany) and derivatives (\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"86\"\u003eMDF, Particleboard, Laminated\u003c\/b\u003e). Lasts thousands of meters without sharpening.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote data-path-to-node=\"4\"\u003e\n\u003cp data-path-to-node=\"4,0\"\u003e\u003cb data-path-to-node=\"4,0\" data-index-in-node=\"0\"\u003e⚠️ Attention:\u003c\/b\u003e Carbide requires \u003cb data-path-to-node=\"4,0\" data-index-in-node=\"27\"\u003econstant feed\u003c\/b\u003e. If you dwell in rotation on soft wood, burning is guaranteed.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Solgrat","offers":[{"title":"R3 - d32","offer_id":58147991519577,"sku":"9R3L-d32","price":138.0,"currency_code":"RON","in_stock":true},{"title":"R4 - d30","offer_id":58147991552345,"sku":"9R4L-d30","price":140.0,"currency_code":"RON","in_stock":true},{"title":"R5 - d30","offer_id":58148633772377,"sku":"9R5L-d30","price":154.0,"currency_code":"RON","in_stock":true},{"title":"R6 - d32","offer_id":58148666376537,"sku":"9R6L-d32","price":158.0,"currency_code":"RON","in_stock":true},{"title":"R8 - d30","offer_id":58148666409305,"sku":"9R8L-d30","price":185.0,"currency_code":"RON","in_stock":true},{"title":"R10 - d30","offer_id":58148666442073,"sku":"9R10L-d30","price":215.0,"currency_code":"RON","in_stock":true},{"title":"R12 - d32","offer_id":58148666474841,"sku":"9R12L-d32","price":246.0,"currency_code":"RON","in_stock":true},{"title":"R14 - d30","offer_id":58148666507609,"sku":"9R14L-d30","price":250.0,"currency_code":"RON","in_stock":true},{"title":"R15 - d32","offer_id":58149118968153,"sku":null,"price":254.0,"currency_code":"RON","in_stock":false},{"title":"R16 - d32","offer_id":58148666540377,"sku":"9R16L-d32","price":261.0,"currency_code":"RON","in_stock":true},{"title":"R18 - d30","offer_id":58148666573145,"sku":"9R18L-d30","price":278.0,"currency_code":"RON","in_stock":true},{"title":"R20 - d30","offer_id":58148666605913,"sku":"9R20L-d30","price":338.0,"currency_code":"RON","in_stock":true},{"title":"R22.5 - d32","offer_id":58149119000921,"sku":null,"price":400.0,"currency_code":"RON","in_stock":false},{"title":"R25 - d30","offer_id":58148666638681,"sku":"9R25L-d30","price":461.0,"currency_code":"RON","in_stock":false},{"title":"R27.5 - d32","offer_id":58149119033689,"sku":null,"price":540.0,"currency_code":"RON","in_stock":false},{"title":"R30 - d32","offer_id":58148666671449,"sku":"9R30L-d32","price":615.0,"currency_code":"RON","in_stock":true},{"title":"R35 - d32","offer_id":58149119066457,"sku":null,"price":717.0,"currency_code":"RON","in_stock":false},{"title":"R40 - d30","offer_id":58148666704217,"sku":"9R40L-d30","price":830.0,"currency_code":"RON","in_stock":true},{"title":"R45 - d32","offer_id":58149119099225,"sku":null,"price":1052.0,"currency_code":"RON","in_stock":false},{"title":"R50 - d32","offer_id":58149119131993,"sku":null,"price":1294.0,"currency_code":"RON","in_stock":false},{"title":"R55 - d32","offer_id":58149119164761,"sku":null,"price":1376.0,"currency_code":"RON","in_stock":false},{"title":"R60 - d32","offer_id":58149119197529,"sku":null,"price":1764.0,"currency_code":"RON","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/9309\/5257\/files\/09.00RadiusJos.jpg?v=1779882839","url":"https:\/\/solgrat.com\/en\/products\/freza-sfert-cerc-concav-raza-jos-hss-premium","provider":"Gratinski","version":"1.0","type":"link"}