{"product_id":"bosch-hs1809-1-3-4-in-square-16-tooth-bushing-tool-bit-round-hex-spline-shank-heavy-duty-concrete-masonry-stone-aggregate-scabbler-surface-texturing","title":"Bosch HS1809 1-3\/4 In Square 16 Tooth Bushing Tool Bit Round Hex Spline Shank Heavy Duty Concrete Masonry Stone Aggregate Scabbler Surface Texturing","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;\"\u003eRoughen Smooth Concrete and Texture Masonry Surfaces Rapidly with a 16-Tooth Forged Scabbling Matrix\u003c\/h2\u003e\n\u003cp style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333;\"\u003ePrepare slick commercial floors, level irregular masonry humps, and scarify exterior pathways for high-adhesion structural overlays with the specialized texturing force of the Bosch HS1809 1-3\/4\" x 9-1\/4\" 16-Tooth Round Hex \/ Spline Shank Bushing Tool. Masterfully calibrated for industrial floor coating crews, sidewalk repair teams, masonry contractors, and concrete decorative artisans, this premium scabbler accessory eliminates costly surface bonding failures. Standard chipping chisels or narrow points strip localized chunks but leave an irregular, wavy profile unsuitable for subsequent epoxy coatings or self-leveling underlayments. This advanced Bosch bushing head resolves that jobsite bottleneck by utilizing a perfectly flat 16-tooth square grid that multi-punctures concrete surfaces simultaneously, delivering a uniform, high-key profile in a single continuous operational pass.\u003c\/p\u003e\n\u003cp style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333333;\"\u003eUncompromising tool longevity and zero-slip mechanical power transmission form the architectural foundation of this solid, monolithic texturing bit. Forged in Italy from an elite commercial alloy steel matrix, the entire structure undergoes a proprietary heat-treat hardening sequence that tempers the core while protecting the striking teeth against premature blunting or cracking when colliding with dense river-rock aggregate components. The precision-machined round hex \/ spline drive shank establishes a secure connection within heavy-duty demolition hammers and large rotary hammers configured for commercial spline tool holders. This tight mechanical fit prevents energy dissipation down the shaft, directing 100% of your machine's internal kinetic strike straight to the work face while damping jarring harmonic recoil waves before they reach the operator's hands.\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\u003eAggressive 16-Tooth Head Matrix:\u003c\/strong\u003e Precision pyramid-tooth layout is engineered to pulverize surface layers, strip high spots, and add high-bond texture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Spline \/ Round Hex Shank:\u003c\/strong\u003e Dual-pattern drive shank integrates smoothly with industrial spline-fit rotary hammers and demolition breaker tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Thermal Tempering Loop:\u003c\/strong\u003e Advanced inductive heat-treating ensures deep cross-sectional tool hardness for reliable longevity under extreme friction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonolithic One-Piece Forging:\u003c\/strong\u003e Solid single-piece layout lacks weak mechanical seams, entirely eliminating sudden snaps under severe vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Overlay Preparation:\u003c\/strong\u003e Ideal tool profile for creating a high-grip surface on concrete pads prior to applying structural treatments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced Feedback Damping:\u003c\/strong\u003e Formulated alloy steel composition acts as an inline acoustic buffer to absorb heavy harmonic kickback shock.\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(1) Bosch 1-3\/4\" x 9-1\/4\" 16-Tooth Bushing Tool Round Hex \/ Spline Hammer Steel Bit (HS1809)\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=\"955\" style=\"width: 45.1786%; 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: 36.4937%;\"\u003eSpecification Profile\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\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: 36.4937%;\"\u003e\u003cstrong\u003eBrand Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\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: 36.4937%;\"\u003e\u003cstrong\u003eModel Number (OEM Part)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eHS1809\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: 36.4937%;\"\u003e\u003cstrong\u003eProduct Accessory Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eIndustrial One-Piece Bushing Tool \/ Scabbler 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: 36.4937%;\"\u003e\u003cstrong\u003eDrive Shank System Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eLarge Spline \/ Round Hex Combo Drive\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: 36.4937%;\"\u003e\u003cstrong\u003eShank Diameter Fitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003e0.75 inches\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: 36.4937%;\"\u003e\u003cstrong\u003eBushing Head Style Geometry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003e16-Tooth Square Profile Grid\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: 36.4937%;\"\u003e\u003cstrong\u003eChisel Head Cutting Face Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003e1.75 inches\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: 36.4937%;\"\u003e\u003cstrong\u003eTotal Tool Accessory Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003e9.25 inches\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: 36.4937%;\"\u003e\u003cstrong\u003eMaterial Tool Composition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eProprietary Heat-Treated Alloy Steel\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: 36.4937%;\"\u003e\u003cstrong\u003ePrimary Application Scope\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eRoughing Up Concrete, Surface Texturing, and Cleaning Excess Bumps\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: 36.4937%;\"\u003e\u003cstrong\u003eApproved Target Substrates\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eCured Poured Concrete, Natural Masonry Stone, and Commercial Asphalt\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: 36.4937%;\"\u003e\u003cstrong\u003eCompatible Power Tool Tooling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eSpline-Drive Demolition Breakers and Industrial Rotary Hammers\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: 36.4937%;\"\u003e\u003cstrong\u003eAssembled Product Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003e2.33 lbs\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: 36.4937%;\"\u003e\u003cstrong\u003eProduct Condition Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eBrand New Original Stock\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: 36.4937%;\"\u003e\u003cstrong\u003eUniversal Barcode UPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003e000346245813\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: 36.4937%;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eItaly\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: 36.4937%;\"\u003e\u003cstrong\u003eCalifornia Proposition 65 Label\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eYes Warning Label Required\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: 36.4937%;\"\u003e\u003cstrong\u003eRequired Safety Equipment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); width: 63.5063%;\"\u003eANSI Approved Eye, Ear, and OSHA Dust Protection Systems\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 texturing vast subfloor profiles or leveling prominent high bumps with this 16-tooth bushing bit, hold your rotary hammer completely perpendicular at a precise 90-degree angle to the slab. Allowing the heavy machine tool to tilt or track obliquely causes only one row of pyramid points to make physical substrate contact, concentrating severe localized friction that can prematurely strip the cutting teeth and impart uneven grooves into the pad. Avoid pressing down with excessive force; let the native mechanical impact stroke of the breaker piston do the crushing work. Always run an active OSHA-compliant dust extraction shroud over the application point, blow loose aggregate debris out of your machine's spline sleeve before installation, and lightly lubricate the round hex collar tracks with premium grease to avoid thermal friction binding during extended operations. \u003c\/span\u003e\u003c\/p\u003e","brand":"BOSCH","offers":[{"title":"Default Title","offer_id":52245927264567,"sku":"HS1809","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_HS1809_1-3_4_In_Square_16_Tooth_Bushing_Tool_Bit_Round_Hex_Spline_Shank_Heavy_Duty_Concrete_Masonry_Stone_Aggregate_Scabbler_Surface_Texturing.jpg?v=1780065391","url":"https:\/\/www.1toptools.com\/products\/bosch-hs1809-1-3-4-in-square-16-tooth-bushing-tool-bit-round-hex-spline-shank-heavy-duty-concrete-masonry-stone-aggregate-scabbler-surface-texturing","provider":"1 Top Tools","version":"1.0","type":"link"}