{"product_id":"90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank","title":"90° Single-Flute V-Groove CNC Router Bits, 1\/4 Shank | SHARPRO","description":"\u003cdiv class=\"sharpro-product-body sharpro-product-body--spacious sharpro-product-body--desktop-adaptive\" data-sharpro-product-body style=\"width: 100%; color: #242724; font-size: 1rem; line-height: 1.6; text-align: left;\"\u003e\n\u003cdiv class=\"sharpro-overview\" data-sharpro-overview\u003e\n\u003csection class=\"sharpro-overview-section sharpro-overview-machine\" style=\"margin: 0 0 20px;\"\u003e\u003ch3 class=\"sharpro-overview-heading\" style=\"margin: 0 0 12px; font-size: 1.05em; font-weight: 700; line-height: 1.3;\"\u003eMACHINE FIT:\u003c\/h3\u003e\n\u003cul class=\"sharpro-overview-list sharpro-overview-machine-list\" style=\"margin: 0; padding-left: 26px;\"\u003e\u003cli class=\"sharpro-overview-machine-item\" style=\"margin: 0;\"\u003eCNC routers and engraving machines with a 1\/4-inch collet\u003c\/li\u003e\u003c\/ul\u003e\u003c\/section\u003e\u003cp class=\"sharpro-overview-intro\" style=\"margin: 0 0 22px; line-height: 1.6;\"\u003eThe included angle converts programmed depth into a controlled groove width for lettering, chamfers and decorative lines.\u003c\/p\u003e\n\u003csection class=\"sharpro-overview-section sharpro-overview-materials\" style=\"margin: 0 0 22px;\"\u003e\u003ch3 class=\"sharpro-overview-heading\" style=\"margin: 0 0 14px; font-size: 1.05em; font-weight: 700; line-height: 1.3;\"\u003eEXCELLENT FOR CUTTING:\u003c\/h3\u003e\n\u003cul class=\"sharpro-overview-list sharpro-overview-material-list\" style=\"margin: 0; padding-left: 26px;\"\u003e\n\u003cli class=\"sharpro-overview-material-item\" style=\"margin: 0 0 8px;\"\u003eWood\u003c\/li\u003e\n\u003cli class=\"sharpro-overview-material-item\" style=\"margin: 0 0 8px;\"\u003eMDF\u003c\/li\u003e\n\u003cli class=\"sharpro-overview-material-item\" style=\"margin: 0 0 8px;\"\u003ePlastics\u003c\/li\u003e\n\u003cli class=\"sharpro-overview-material-item\" style=\"margin: 0;\"\u003eCompatible engraving materials\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"sharpro-overview-section sharpro-overview-specs\" style=\"margin: 0 0 24px; padding-bottom: 22px; border-bottom: 1px solid #d8ddd9;\"\u003e\u003cp class=\"sharpro-overview-spec-copy\" style=\"margin: 0; line-height: 1.65;\"\u003e\u003cstrong\u003eTOOL SPECS:\u003c\/strong\u003e 90° Single-Flute V-Groove CNC Router Bits, 1\/4 Shank. Dimensions are listed as shank \/ flute count \/ included angle \/ overall length: 1\/4 \/ 1 flute \/ 90° \/ 50mm.\u003c\/p\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\u003csection class=\"sharpro-benefits-preview\" aria-labelledby=\"sharpro-benefits-preview-heading\"\u003e\u003ch3 id=\"sharpro-benefits-preview-heading\" class=\"sharpro-overview-heading\" style=\"margin: 0 0 14px; font-size: 1.05em; font-weight: 700; line-height: 1.3;\"\u003eWHY THIS TOOL:\u003c\/h3\u003e\n\u003cdiv class=\"sharpro-value-list\" aria-label=\"Product benefits\" style=\"display: grid; gap: 10px; margin: 0;\"\u003e\n\u003cdiv class=\"sharpro-value-item\"\u003e\n\u003cbutton class=\"sharpro-value-trigger\" type=\"button\" style=\"width: 100%; display: block; text-align: left; background: #f3f3f3; border: 1px solid #a4a4a4; border-radius: 2px; padding: 14px 16px; margin: 0; color: #111111; font: inherit; line-height: 1.55; cursor: pointer;\" data-sharpro-benefit-trigger aria-haspopup=\"dialog\" aria-controls=\"sharpro-benefit-90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank-1\"\u003e\u003cspan class=\"sharpro-value-number\" aria-hidden=\"true\"\u003e1.\u003c\/span\u003e\u003cspan class=\"sharpro-value-copy\"\u003e\u003cstrong\u003eMake Predictable V-Shaped Details:\u003c\/strong\u003e \u003cspan\u003eThe included angle converts programmed depth into a controlled groove width for lettering, chamfers and decorative lines.\u003c\/span\u003e\u003c\/span\u003e\u003c\/button\u003e\u003cdiv id=\"sharpro-benefit-90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank-1\" class=\"sharpro-value-detail\" data-sharpro-benefit-detail hidden\u003e\n\u003ch3\u003eMake Predictable V-Shaped Details\u003c\/h3\u003e\n\u003cp class=\"sharpro-value-detail__lead\"\u003eThe included angle converts programmed depth into a controlled groove width for lettering, chamfers and decorative lines.\u003c\/p\u003e\n\u003ch4\u003eWhy it helps\u003c\/h4\u003e\n\u003cp\u003eAs the pointed profile moves deeper, the two sides of the V engage a wider section of material.\u003c\/p\u003e\n\u003ch4\u003eHow the tool supports it\u003c\/h4\u003e\n\u003cp\u003eSHARPRO grinds the included angle and cutting edge from solid carbide stock for a defined engraving profile.\u003c\/p\u003e\n\u003ch4\u003eSetup check\u003c\/h4\u003e\n\u003cp\u003eUse a shallow test line and measure the visible width before running the final program.\u003c\/p\u003e\n\u003ch4\u003eOperating limit\u003c\/h4\u003e\n\u003cp\u003eActual line width depends on depth, tip size, runout and material response—not angle alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sharpro-value-item\"\u003e\n\u003cbutton class=\"sharpro-value-trigger\" type=\"button\" style=\"width: 100%; display: block; text-align: left; background: #f3f3f3; border: 1px solid #a4a4a4; border-radius: 2px; padding: 14px 16px; margin: 0; color: #111111; font: inherit; line-height: 1.55; cursor: pointer;\" data-sharpro-benefit-trigger aria-haspopup=\"dialog\" aria-controls=\"sharpro-benefit-90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank-2\"\u003e\u003cspan class=\"sharpro-value-number\" aria-hidden=\"true\"\u003e2.\u003c\/span\u003e\u003cspan class=\"sharpro-value-copy\"\u003e\u003cstrong\u003eMatch the Angle to the Artwork:\u003c\/strong\u003e \u003cspan\u003eNarrower angles favor fine lines; wider angles produce broader grooves and chamfers at the same depth.\u003c\/span\u003e\u003c\/span\u003e\u003c\/button\u003e\u003cdiv id=\"sharpro-benefit-90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank-2\" class=\"sharpro-value-detail\" data-sharpro-benefit-detail hidden\u003e\n\u003ch3\u003eMatch the Angle to the Artwork\u003c\/h3\u003e\n\u003cp class=\"sharpro-value-detail__lead\"\u003eNarrower angles favor fine lines; wider angles produce broader grooves and chamfers at the same depth.\u003c\/p\u003e\n\u003ch4\u003eWhy it helps\u003c\/h4\u003e\n\u003cp\u003eGeometry determines how quickly the groove opens as cutting depth increases.\u003c\/p\u003e\n\u003ch4\u003eHow the tool supports it\u003c\/h4\u003e\n\u003cp\u003eAngle-specific variants let the user choose the profile before programming rather than compensating after the cut.\u003c\/p\u003e\n\u003ch4\u003eSetup check\u003c\/h4\u003e\n\u003cp\u003eReview the smallest text, desired line width and maximum depth together when selecting the variant.\u003c\/p\u003e\n\u003ch4\u003eOperating limit\u003c\/h4\u003e\n\u003cp\u003eFine points should not be used for heavy stock removal or aggressive plunging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sharpro-value-item\"\u003e\n\u003cbutton class=\"sharpro-value-trigger\" type=\"button\" style=\"width: 100%; display: block; text-align: left; background: #f3f3f3; border: 1px solid #a4a4a4; border-radius: 2px; padding: 14px 16px; margin: 0; color: #111111; font: inherit; line-height: 1.55; cursor: pointer;\" data-sharpro-benefit-trigger aria-haspopup=\"dialog\" aria-controls=\"sharpro-benefit-90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank-3\"\u003e\u003cspan class=\"sharpro-value-number\" aria-hidden=\"true\"\u003e3.\u003c\/span\u003e\u003cspan class=\"sharpro-value-copy\"\u003e\u003cstrong\u003eOpen Flute Space for Engraving Chips:\u003c\/strong\u003e \u003cspan\u003eThe listed flute design provides a direct cutting path for removing chips from lettering and groove work.\u003c\/span\u003e\u003c\/span\u003e\u003c\/button\u003e\u003cdiv id=\"sharpro-benefit-90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank-3\" class=\"sharpro-value-detail\" data-sharpro-benefit-detail hidden\u003e\n\u003ch3\u003eOpen Flute Space for Engraving Chips\u003c\/h3\u003e\n\u003cp class=\"sharpro-value-detail__lead\"\u003eThe listed flute design provides a direct cutting path for removing chips from lettering and groove work.\u003c\/p\u003e\n\u003ch4\u003eWhy it helps\u003c\/h4\u003e\n\u003cp\u003eChip space beside the edge gives displaced material a route away from the V walls.\u003c\/p\u003e\n\u003ch4\u003eHow the tool supports it\u003c\/h4\u003e\n\u003cp\u003eThe flute and tip are ground as one carbide form to keep the cutting profile aligned with the selected angle.\u003c\/p\u003e\n\u003ch4\u003eSetup check\u003c\/h4\u003e\n\u003cp\u003eInspect chips and groove walls on the first letters or a test coupon before completing the sign.\u003c\/p\u003e\n\u003ch4\u003eOperating limit\u003c\/h4\u003e\n\u003cp\u003eFeed, RPM, depth per pass and dust or air management must match the material.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"SHARPRO","offers":[{"title":"1 \/ 1\/4 \/ 1刃 \/ 90° \/ 50mm","offer_id":45342165598231,"sku":"SPWSLJ6.9002","price":22.99,"currency_code":"CNY","in_stock":true},{"title":"5 \/ 1\/4 \/ 1刃 \/ 90° \/ 50mm","offer_id":45342165630999,"sku":"SPWB5LJ6.9002","price":99.99,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/2994\/1783\/files\/23.png?v=1785072423","url":"https:\/\/www.sharpro.biz\/products\/90-degree-single-flute-v-groove-cnc-router-bits-1-4-shank","provider":"SHARPRO-Ultra","version":"1.0","type":"link"}