{"product_id":"rh540m-rt","title":"Bosch 12 Amp 1-9\/16 In. SDS-Max Variable-Speed Combination Hammer Reconditioned (RH540M-RT)","description":"\u003cp\u003e\u003cimg class=\"m-brandLogo__image img-responsive\" width=\"165\" height=\"50\" src=\"https:\/\/ocsmedia.boschtools.com\/media\/professional\/central_assets\/bosch_logo\/bosch.svg\" title=\"\" alt=\"Bosch logo in red with black lettering on a white background, modern and clearly designed.\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch1 class=\"product-detail-stage__title headline__redesign headline__redesign--blue headline__redesign--hl1 text-post-processing\"\u003e\u003cspan style=\"color: rgb(0, 86, 145);\"\u003eSDS-max® 1-9\/16 In. Combination Hammer\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp dir=\"auto\" data-start=\"2405\" data-end=\"2762\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"2409\" data-end=\"2428\"\u003eBosch RH540M-RT\u003c\/strong\u003e is a reconditioned 12 Amp SDS-Max combination hammer designed for professional concrete drilling, chiseling, and masonry applications. It delivers \u003cstrong data-start=\"2576\" data-end=\"2612\"\u003e6.1 ft-lbs of EPTA impact energy\u003c\/strong\u003e and provides both rotary-hammer and hammer-only operating modes for demanding construction and remodeling work. \u003cspan class=\"contents\" data-content-reference-start=\"2702\" data-content-reference-end=\"2734\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"t4s7oa\" dir=\"auto\" data-start=\"2764\" data-end=\"2781\"\u003e\u003cspan style=\"color: rgb(0, 86, 145);\"\u003eBest Used For\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2783\" data-end=\"3140\"\u003e\n\u003cli data-section-id=\"ljewtr\" data-start=\"2783\" data-end=\"2891\"\u003e\n\u003cstrong data-start=\"2785\" data-end=\"2807\"\u003eConcrete Drilling:\u003c\/strong\u003e Drill anchor holes and other openings in concrete with SDS-Max carbide-tipped bits.\u003c\/li\u003e\n\u003cli data-section-id=\"k0ekl2\" data-start=\"2892\" data-end=\"3011\"\u003e\n\u003cstrong data-start=\"2894\" data-end=\"2919\"\u003eMasonry \u0026amp; Block Work:\u003c\/strong\u003e Drill and chip block, tile, and other masonry materials during construction and renovation.\u003c\/li\u003e\n\u003cli data-section-id=\"4jotw\" data-start=\"3012\" data-end=\"3140\"\u003e\n\u003cstrong data-start=\"3014\" data-end=\"3041\"\u003eChiseling \u0026amp; Demolition:\u003c\/strong\u003e Use hammer-only mode with compatible SDS-Max chisels for material removal and surface preparation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bk1z04\" dir=\"auto\" data-start=\"3142\" data-end=\"3179\"\u003e\u003cspan style=\"color: rgb(0, 86, 145);\"\u003eKey Performance \u0026amp; Safety Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3181\" data-end=\"4202\"\u003e\n\u003cli data-section-id=\"yozw1t\" data-start=\"3181\" data-end=\"3344\"\u003e\n\u003cstrong data-start=\"3183\" data-end=\"3212\"\u003e6.1 ft-lbs Impact Energy:\u003c\/strong\u003e Delivers substantial impact force for demanding concrete drilling and chiseling applications. \u003cspan class=\"contents\" data-content-reference-start=\"3279\" data-content-reference-end=\"3298\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"v4kaih\" data-start=\"3345\" data-end=\"3486\"\u003e\n\u003cstrong data-start=\"3347\" data-end=\"3364\"\u003e12 Amp Motor:\u003c\/strong\u003e Provides corded power for extended professional drilling and chipping applications. \u003cspan class=\"contents\" data-content-reference-start=\"3403\" data-content-reference-end=\"3422\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"127e2zk\" data-start=\"3487\" data-end=\"3661\"\u003e\n\u003cstrong data-start=\"3489\" data-end=\"3513\"\u003eTwo Operating Modes:\u003c\/strong\u003e The combination selector switches between rotary-hammer mode for drilling and hammer-only mode for chiseling. \u003cspan class=\"contents\" data-content-reference-start=\"3560\" data-content-reference-end=\"3579\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ww9msg\" data-start=\"3662\" data-end=\"3833\"\u003e\n\u003cstrong data-start=\"3664\" data-end=\"3687\"\u003eSDS-Max Bit System:\u003c\/strong\u003e Provides tool-free bit changes and automatic bit locking while supporting efficient impact-energy transfer. \u003cspan class=\"contents\" data-content-reference-start=\"3714\" data-content-reference-end=\"3733\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vk52av\" data-start=\"3834\" data-end=\"4011\"\u003e\n\u003cstrong data-start=\"3836\" data-end=\"3863\"\u003eVario-Lock Positioning:\u003c\/strong\u003e Allows the chisel to be rotated and locked into \u003cstrong data-start=\"3912\" data-end=\"3928\"\u003e12 positions\u003c\/strong\u003e to help establish the desired working angle. \u003cspan class=\"contents\" data-content-reference-start=\"3874\" data-content-reference-end=\"3893\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ch66nw\" data-start=\"4012\" data-end=\"4202\"\u003e\n\u003cstrong data-start=\"4014\" data-end=\"4034\"\u003eIntegral Clutch:\u003c\/strong\u003e Designed to disengage torque transmission if the bit binds, helping protect the tool and operator from excessive torque reaction. \u003cspan class=\"contents\" data-content-reference-start=\"4047\" data-content-reference-end=\"4066\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"7zsklc\" dir=\"auto\" data-start=\"4204\" data-end=\"4223\"\u003e\u003cspan style=\"color: rgb(0, 86, 145);\"\u003eWhat's Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"4225\" data-end=\"4358\"\u003e\n\u003cli data-section-id=\"qtsfkd\" data-start=\"4225\" data-end=\"4297\"\u003e1 x Bosch RH540M SDS-Max 1-9\/16-Inch Combination Hammer, Reconditioned\u003c\/li\u003e\n\u003cli data-section-id=\"4c2ckh\" data-start=\"4298\" data-end=\"4320\"\u003e1 x Auxiliary Handle\u003c\/li\u003e\n\u003cli data-section-id=\"6hbjwg\" data-start=\"4321\" data-end=\"4338\"\u003e1 x Grease Tube\u003c\/li\u003e\n\u003cli data-section-id=\"15d44a6\" data-start=\"4339\" data-end=\"4358\"\u003e1 x Carrying Case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/gemini-svg_-_2026-10-01T140008.026.svg?v=1790881232\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":53067209408823,"sku":"RH540M-RT","price":359.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Screenshot2026-10-01140119.png?v=1790886373","url":"https:\/\/www.1toptools.com\/products\/rh540m-rt","provider":"1 Top Tools","version":"1.0","type":"link"}