{"product_id":"bosch-hs1903b10-16-inch-sds-max-r-tec-flat-chisel-bit-pack-of-10-self-sharpening-forged-steel-demolition-breaker-bits-for-concrete","title":"Bosch HS1903B10 16 Inch SDS Max R Tec Flat Chisel Bit Pack of 10 Self Sharpening Forged Steel Demolition Breaker Bits for Concrete","description":"\u003ch2 style=\"color: #004b87;\"\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;\"\u003eSmash Through Dense Concrete 15% Faster with Self-Sharpening Reflection Technology\u003c\/h2\u003e\n\u003cp\u003eSupercharge your high-production demolition projects and structural surface preparation with the Bosch HS1903B10 16-Inch SDS-Max® R-Tec Flat Chisel Bit 10-Pack. Engineered with industry-leading, proprietary R-Tec technology, these premium flat chisels feature a highly advanced energy-diverting reflection element. By dynamically redirecting the hammer's raw kinetic energy straight back into the masonry workload, these heavy-duty bits increase aggregate removal speeds by up to 15 percent. They are an essential asset for commercial concrete contractors, utility teams, and bridge builders who require a high-yield breakthrough rate when tackling dense concrete slabs, foundations, structured block walls, and heavy asphalt layers.\u003c\/p\u003e\n\u003cp\u003eThe Bosch R-Tec system doesn't just clear aggregate faster; it works harder to protect your tool asset and reduce operator fatigue. The continuous kinetic reflection mechanism disperses punishing shockwaves back into the concrete instead of your hammer's internal piston components, resulting in less hand-arm vibration feedback for the tradesman. Forged with a unique, self-sharpening cutting head embedded with extra breakout wedges, these solid one-piece alloy steel chisels expand localized cracks rapidly to induce faster structural failure. Equipped with standard universal precision-fit SDS-Max® shanks, they install flawlessly into Bosch, Hilti, and other major tool brands utilizing TE-Y or TE-FY chuck profiles.\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15% Greater Material Removal:\u003c\/strong\u003e Innovative R-Tec reflection architecture redirects kinetic shock forward to shatter structural concrete 15% faster.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Piece Commercial Bulk Box:\u003c\/strong\u003e Guarantees high-volume demolition and mechanical infrastructure crews stay continually supplied on production-level sites.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Sharpening Head Profile:\u003c\/strong\u003e Unique flat head layout utilizes localized breakout wedges to maintain its edge under severe friction, eliminating resharpening breaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration-Dampening Ergonomics:\u003c\/strong\u003e Disperses severe feedback shocks straight into the masonry substrate, keeping strain off the operator and lowering tool wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal SDS-Max Compatibility:\u003c\/strong\u003e Seamlessly locks into standard SDS-Max rotary hammers and demolition breakers, including Hilti TE-Y configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(10) Bosch HS1903 1\" x 16\" SDS-Max® R-Tec Self-Sharpening Flat Chisel Bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe width=\"1094\" height=\"615\" src=\"https:\/\/www.youtube.com\/embed\/I7eKEFR5t7I\" title=\"Bosch PROFACTOR™ 18V Hitman™ SDS-max® 1-9\/16 In. Rotary Hammer\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable height=\"503\" style=\"width: 54.2857%; border-collapse: collapse; border: 1px solid rgb(221, 221, 221); font-family: sans-serif;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #004b87; color: white;\"\u003e\n\u003cth style=\"padding: 8px; text-align: left; border: 1px solid rgb(221, 221, 221); width: 36.8515%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding: 8px; text-align: left; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eBrand Name\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eBosch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eModel Number \/ MFG Part #\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eHS1903B10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003ePackage Quantity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003e10 Bits per Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eBit Accessory Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eR-Tec Flat Chisel Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eShank Type Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eSDS-max® (Hilti TE-Y \/ TE-FY Compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eChisel Blade Face Width\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003e1.0 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eTotal Overall Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003e16.0 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eWorking Flute Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003e14.0 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eShank Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003e0.5 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eMaterial Composition\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eProprietary Heat-Treated Alloy Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eEdge Sharpening Spec\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eSelf-Sharpening Profile with Wedge Elements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eRecommended Applications\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eConcrete Slabs, Brick, Hard Masonry, Surface Scaling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f5;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; width: 36.8515%;\"\u003eProduct Condition\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); width: 63.1485%;\"\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 25px; padding: 15px; background-color: #f7f9fa; border-left: 5px solid #004b87; font-style: italic;\"\u003e\u003cstrong\u003ePRO-TIP:\u003c\/strong\u003e While the advanced R-Tec profile uses integrated breakout wedges to keep the flat cutting edge self-sharpened during heavy demolition, you should avoid pulling back or levering the hammer body to snap massive, unbroken chunks of concrete like a crowbar. Relying on heavy prying angles shifts extreme structural load onto the tool's retention grooves, which can overheat your rotary hammer's quick-change chuck mechanism and risk scoring the SDS-max shank profile!\u003c\/p\u003e","brand":"BOSCH","offers":[{"title":"Default Title","offer_id":52476286697783,"sku":"HS1903B10","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_HS1903B10_16_Inch_SDS_Max_R_Tec_Flat_Chisel_Bit_Pack_of_10_Self_Sharpening_Forged_Steel_Demolition_Breaker_Bits_for_Concrete.jpg?v=1781562871","url":"https:\/\/www.1toptools.com\/products\/bosch-hs1903b10-16-inch-sds-max-r-tec-flat-chisel-bit-pack-of-10-self-sharpening-forged-steel-demolition-breaker-bits-for-concrete","provider":"1 Top Tools","version":"1.0","type":"link"}