{"product_id":"55-hss-split-point-stub-drill-bit-d-ast-series_d-ast55","title":"#55 Stub Drill Bit | HSS | Split Point | D\/AST55 (12 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eQuantity: 12-pack\u003c\/li\u003e \u003cli\u003eDiameter: #55\u003c\/li\u003e \u003cli\u003eMaterial: HSS (High-Speed Steel)\u003c\/li\u003e \u003cli\u003ePoint: Split Point\u003c\/li\u003e \u003cli\u003eLength: Stub\u003c\/li\u003e \u003cli\u003eSeries: D\/AST\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSplit-point geometry promotes self-centering and reduces walking when starting holes in metal, improving drill alignment on the first pass.\u003c\/li\u003e \u003cli\u003eStub length increases rigidity, delivering more stable holes and less deflection under cutting load for small-diameter work.\u003c\/li\u003e \u003cli\u003eHSS (High-Speed Steel) construction provides better heat resistance and edge life when drilling through steel, stainless steel, and aluminum compared to standard carbon bits.\u003c\/li\u003e \u003cli\u003eD\/AST Series designation indicates tight manufacturing tolerances for consistent performance across the 12-pack.\u003c\/li\u003e \u003cli\u003e12-pack packaging supports quick replacement and inventory readiness on job sites or workshops.\u003c\/li\u003e \u003cli\u003eIdeal use cases include general metal fabrication, automotive repair, and hobbyist metalworking requiring precise, repeatable small-diameter holes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDiameter: #55\u003c\/li\u003e \u003cli\u003eLength: Stub\u003c\/li\u003e \u003cli\u003eMaterial: HSS\u003c\/li\u003e \u003cli\u003eSeries: D\/AST\u003c\/li\u003e \u003cli\u003ePack size: 12 pieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52323845013783,"sku":"D\/AST55","price":8.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/kfdst1-16_e7201bb5-b24a-4663-bbb4-63933a2f21ce.jpg?v=1771982144","url":"https:\/\/mutualscrew.com\/products\/55-hss-split-point-stub-drill-bit-d-ast-series_d-ast55","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}