{"product_id":"bosch-hs2166-1-1-8-inch-hex-shank-20-1-2-inch-long-superkut-chisel-2-3-4-inch-wide-forged-alloy-steel-concrete-demolition-breaker-hammer-bit","title":"Bosch HS2166 1 1 8 Inch Hex Shank 20 1\/2 Inch Long Superkut Chisel 2 3 4 Inch Wide Forged Alloy Steel Concrete Demolition Breaker Hammer Bit","description":"\u003ch2 style=\"color: #004b87;\"\u003e\u003ca href=\"https:\/\/www.1toptools.com\/pages\/brand-bosch\" title=\"Link to the Bosch Tools homepage.\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_Promtional_Logo.png?v=1772729021\" alt=\"Bosch Promtional Logo Logout\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003ch2 style=\"color: #004b87;\"\u003eBlast Through Reinforced Concrete and Tough Masonry with Self-Sharpening Power\u003c\/h2\u003e\n\u003cp\u003eExperience a dramatic increase in jobsite efficiency with the Bosch HS2166 20-1\/2-Inch Superkut Chisel. Specifically designed for high-impact 1-1\/8-inch hex electric breaker hammers and heavy-duty pneumatic jack hammers, this premium demolition attachment features a unique 2-3\/4-inch wide profile that is meticulously engineered to maintain a self-sharpening geometry during intense structural fracturing. By directing concentrated impact forces across its specialized cutting edge, the Superkut chisel easily busts through massive concrete slabs, reinforced structural pillars, stone wall configurations, and thick foundations. It provides commercial demolition contractors and civil engineers with an incredibly fast-penetrating solution that stays sharp up to 2X longer than standard chisels.\u003c\/p\u003e\n\u003cp\u003eBuilt to meet the punishing demands of modern job sites, the Bosch HS2166 is forged from premium-grade alloy steel and treated with a proprietary, advanced thermal hardening process that optimizes impact resistance and limits metal fatigue. Its substantial 20-1\/2-inch overall length delivers an extended operational reach, helping operators maintain a healthy, upright posture that drastically minimizes physical fatigue and back strain during long downward demolition shifts. The precision-machined 1.125-inch (1-1\/8\") hex shank guarantees a flawless universal brand fit, locking firmly into all standard heavy breaker hammers. This Italian-made masterpiece resists splitting and cracking under rapid, extreme vibration, minimizing tool swap downtime and keeping high-volume industrial jobs moving smoothly ahead of schedule.\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Superkut Profile:\u003c\/strong\u003e Specialized geometric configuration accelerates concrete penetration speeds while actively maintaining its shape under heavy daily wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Sharpening Edge Technology:\u003c\/strong\u003e Retains its optimized cutting and wedging capabilities far longer, requiring fewer maintenance or resharpening breaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended 20-1\/2 Inch Reach:\u003c\/strong\u003e Generous length keeps the operator upright during floor-level demolition, significantly reducing lower back fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Heat-Treat Forging:\u003c\/strong\u003e Premium industrial alloy steel formulation engineered to combat structural fatigue and eliminate catastrophic bit breaks under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal 1-1\/8 Inch Hex Shank:\u003c\/strong\u003e Forged to precise tolerances for total cross-compatibility with standard pneumatic and electric heavy demolition tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Bosch HS2166 1-1\/8\" Hex Shank 2-3\/4\" Superkut Demolition Chisel Bit\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 style=\"width: 53.2143%; border-collapse: collapse; border: 1px solid rgb(221, 221, 221); font-family: sans-serif; height: 526px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: rgb(0, 75, 135); color: white; height: 19.5938px;\"\u003e\n\u003cth style=\"padding: 8px; text-align: left; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 45.6172%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding: 8px; text-align: left; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eBrand Name\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eBosch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eModel Number \/ MFG Part #\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eHS2166\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eShank Diameter \/ Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003e1-1\/8 in. (1.125\") Hex Shank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eBit Tip Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eSuperkut Demolition Chisel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eBit Blade Width\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003e2-3\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eTotal Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003e20.5 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eMaterial Composition\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eProprietary Heat-Treated Alloy Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eProduct Net Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003e7.00 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eTotal Gross Package Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003e7.68 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eItaly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eRecommended Safety Gear\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eEye, Ear, and OSHA Dust (HEPA) Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eWarranty Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eLifetime against Manufacturer's Defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eCalifornia Proposition 65 Required\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 19.5938px; width: 45.6172%;\"\u003eUPC Barcode\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 19.5938px; width: 54.3828%;\"\u003e000346246162\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 To unlock the full self-sharpening action of the Superkut profile, ensure you change the angle of attack slightly every few strokes rather than keeping the hammer perfectly vertical. Alternating your tool lean between 75 and 90 degrees induces a natural shearing stress on the underlying aggregate, triggering faster concrete spalling while keeping the cutting tip evenly worn and raked for the next impact run!\u003c\/p\u003e","brand":"BOSCH","offers":[{"title":"Default Title","offer_id":52476120400183,"sku":"HS2166","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_HS2166_1_1_8_Inch_Hex_Shank_20_1_2_Inch_Long_Superkut_Chisel_2_3_4_Inch_Wide_Forged_Alloy_Steel_Concrete_Demolition_Breaker_Hammer_Bit.jpg?v=1781562794","url":"https:\/\/www.1toptools.com\/products\/bosch-hs2166-1-1-8-inch-hex-shank-20-1-2-inch-long-superkut-chisel-2-3-4-inch-wide-forged-alloy-steel-concrete-demolition-breaker-hammer-bit","provider":"1 Top Tools","version":"1.0","type":"link"}