{"product_id":"bosch-sds-plus-bulldog-rotary-hammer-drill-bit-4-cutter-carbide-tipped-heavy-duty-concrete-rebar-masonry-anchor-fastener-aggregate-boring-driver-tool","title":"Bosch SDS Plus Bulldog Rotary Hammer Drill Bit 5 Pack 4 Cutter Carbide Tipped Heavy Duty Concrete Rebar Masonry Anchor Fastener Aggregate Boring Driver","description":"\u003ch2 style=\"color: #004b87; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"\u003e\u003ca title=\"Link to the Bosch Tools homepage.\" href=\"https:\/\/www.1toptools.com\/pages\/brand-bosch\"\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" alt=\"Bosch Promtional Logo Logout\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_Promtional_Logo.png?v=1772729021\"\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003ch2 style=\"color: #004b87; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"\u003ePlow Through Heavy Structural Rebar and Excavate True Center Holes with Premium Four-Cutter Tungsten Carbide Percussion Bits\u003c\/h2\u003e\n\u003cp style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333;\"\u003eMaximize your heavy-duty commercial anchoring efficiency and overcome subterranean structural steel barriers seamlessly with the professional-grade Bosch SDS Plus Bulldog 4-Cutter Rotary Hammer Drill Bit. Meticulously engineered for commercial concrete tradesmen, industrial masonry contractors, structural engineers, and heavy utility installation crews, this high-performance percussion-rated tool represents the pinnacle of concrete boring technology. Striking high-tensile structural rebar loops or embedded tie-wire paths using basic two-cutter masonry bits typically results in instantaneous tip fracturing, violent handle recoil, and severely misshapen holes that violate strict anchor layout profiles. This industrial-grade bit solution solves those hazardous jobsite limits directly, matching a balanced, premium tungsten carbide four-cutter head array with an advanced centric-point starting tip that holds center perfectly and planes through steel without locking up your rotary hammer.\u003c\/p\u003e\n\u003cp style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333;\"\u003eForged from optimized, high-strength alloy tool steel, these heavy-duty bits undergo a proprietary heat-treatment process to guarantee long-lasting core toughness and maximum fatigue resistance under relentless percussive cycles. The streamlined, deep four-flute core geometry functions as an ongoing mechanical vacuum, sweeping away highly abrasive rock powder, aggregate dust, and hot masonry slurry at accelerated rates to dramatically reduce operational friction and lower running temperatures. For complete compliance verification on site, each bit features an integrated, precision-machined wear mark indicator that gives operators a clear visual alert the moment the cutting profile deviates past maximum ANSI anchor specification thresholds. Complete with a universal quick-change slotted SDS-Plus shank that prevents rotational slippage under peak high-torque impacts, this essential aggregate boring bit ensures fast, clean tracking and unyielding jobsite output loop after loop.\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium 4-Cutter Solid Head Design:\u003c\/strong\u003e Specifically engineered to plane directly through heavy embedded structural rebar without catching, binding, or shattering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Tungsten Carbide:\u003c\/strong\u003e Fortified with elite-grade tough tungsten carbide structures to ensure phenomenal tip strength and structural edge durability under heavy loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Efficiency 4-Flute Extraction:\u003c\/strong\u003e Deeply optimized four-flute spiral architecture accelerates dust reduction and evacuates hot masonry slurry rapidly to keep the bit running cooler.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated ANSI Wear Mark Profile:\u003c\/strong\u003e Embedded visual indicator gauge tracks tool wear, signaling when the tip has traveled beyond code-compliant anchoring limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Centric Starting Tip:\u003c\/strong\u003e Advanced focal point tip provides immediate mechanical tracking, stopping bit walking and ensuring rapid, clean starts in tough concrete.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cul style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333;\"\u003e\n\u003cli\u003e(5 Pack) SDS Plus Bulldog 4-Cutter Carbide-Tipped Rotary Hammer Drill Bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe width=\"1274\" height=\"717\" src=\"https:\/\/www.youtube.com\/embed\/H4flH5Vgrw4\" title=\"“Macho Man” | Bosch 18V 2-in-1 Impact Driver\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable height=\"652\" style=\"width: 53.75%; border-collapse: collapse; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; color: rgb(51, 51, 51);\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #004b87; color: #ffffff; text-align: left;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003eSpecification Profile\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eDetails \/ Performance Value\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eBrand Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eBosch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eProduct Line Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eBulldog™ Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eTool Variant Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eSDS Plus Rotary Hammer Drill Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003ePrimary Field Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eHeavy-Duty Reinforced Concrete, Rebar, Stone, Block, and Hard Masonry Boring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eShank Type (Machining)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eSDS Plus Slotted Quick-Change Standard Profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eCore Tip Edge Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eHigh-Quality Tough Tungsten Carbide Head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eTotal Number of Cutting Heads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003e4-Cutter Symmetrical Processing Array\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eFlute Configuration Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eHigh-Speed 4-Flute Dust Reduction Geometry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003ePercussion Settings Rated\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eYes (Engineered for Heavy-Duty Rotary Hammer Demands)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003ePrecision Starting Core\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eIntegrated Centric Tip Profile Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eVisual Alert Layout\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003ePermanent Outer Wear Mark Indicator Alignment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eCompliance Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eMeets or Exceeds Applicable ANSI Drilling Parameters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 33.0948%;\"\u003e\u003cstrong\u003eRequired Safety Equipment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 66.9052%;\"\u003eEye Protection, Ear Defenders, and Approved OSHA Dust Mask Assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333; margin-top: 20px;\"\u003e\u003cspan style=\"background-color: #fff0f5; padding: 5px 10px; border-left: 4px solid #004b87; display: block;\"\u003e \u003cstrong\u003ePro-Tip:\u003c\/strong\u003e When running this four-cutter Bulldog bit through high-density aggregate and thick rebar layers, always maintain a steady, firm posture but let the impact mechanism of your rotary hammer drill apply the work rather than leaning your full body weight over the rear handle block. Forcing or pushing down heavily onto the tool frame does not increase speed; instead, it generates extreme friction loops that prematurely dull the high-quality carbide head profile. Lift the bit out of the hole briefly every couple of inches to blow out trapped abrasive dust, ensuring cooler operation and code-compliant anchor settings. \u003c\/span\u003e\u003c\/p\u003e","brand":"BOSCH","offers":[{"title":"3\/16 inch x 6 inch","offer_id":52326378045751,"sku":"HC2011B5","price":22.99,"currency_code":"USD","in_stock":true},{"title":"3\/16 inch x 6inch","offer_id":52326444794167,"sku":"HC2012B5","price":22.99,"currency_code":"USD","in_stock":true},{"title":"3\/16 inch x 12 inch","offer_id":52326559318327,"sku":"HC2014B5","price":57.99,"currency_code":"USD","in_stock":true},{"title":"5\/32 inch x 6 inch","offer_id":52326163939639,"sku":"HC2001B5","price":28.99,"currency_code":"USD","in_stock":true},{"title":"7\/32 inch x 6 inch","offer_id":52326122815799,"sku":"HC2031B5","price":28.99,"currency_code":"USD","in_stock":true},{"title":"3\/8 inch x 6 inch","offer_id":52326139134263,"sku":"HC2061B5","price":23.99,"currency_code":"USD","in_stock":true},{"title":"3\/8 inch x 12 inch","offer_id":52326509773111,"sku":"HC2064B5","price":38.99,"currency_code":"USD","in_stock":true},{"title":"1\/2 inch x 6 inch","offer_id":52326214893879,"sku":"HC2081B5","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_SDS_Plus_Bulldog_Rotary_Hammer_Drill_Bit_4_Cutter_Carbide_Tipped_Heavy_Duty_Concrete_Rebar_Masonry_Anchor_Fastener_Aggregate_Boring_Driver_Tool.jpg?v=1780403717","url":"https:\/\/www.1toptools.com\/products\/bosch-sds-plus-bulldog-rotary-hammer-drill-bit-4-cutter-carbide-tipped-heavy-duty-concrete-rebar-masonry-anchor-fastener-aggregate-boring-driver-tool","provider":"1 Top Tools","version":"1.0","type":"link"}