{"id":4410,"date":"2026-02-07T11:31:41","date_gmt":"2026-02-07T11:31:41","guid":{"rendered":"https:\/\/clients.madebytwins.com\/hfsupply\/?post_type=product&#038;p=4410"},"modified":"2026-02-10T09:49:42","modified_gmt":"2026-02-10T09:49:42","slug":"18v-bulldog-rotary-hammer","status":"publish","type":"product","link":"https:\/\/clients.madebytwins.com\/hfsupply\/product\/18v-bulldog-rotary-hammer\/","title":{"rendered":"18V Bulldog Rotary Hammer"},"content":{"rendered":"<h2>18V Brushless SDS-plus\u00ae Bulldog\u2122 3\/4 In. Rotary Hammer (Bare Tool)<\/h2>\n<ul>\n<li>Powerful, compact cordless rotary hammer \u2013 features drilling performance plus chiseling in a lighter tool<\/li>\n<li>Superior impact \u2013 delivers 1.5 Ft.-Lbs. of impact energy (EPTA) for maximum performance in drilling and chipping<\/li>\n<li>Lightweight, at only 5.3 Lbs. (tool only, not including battery) \u2013 provides maneuverability for concrete drilling anywhere<\/li>\n<li>Efficient brushless motor \u2013 maximizes battery runtime in extended applications<\/li>\n<li>Battery requirement \u2013 compatible with Bosch 18V Li-ion batteries, but for optimal results, it requires a Bosch 18V 4.0 Ah battery or higher<\/li>\n<li>Robust power system \u2013 produces 0-5,100 no-load bpm and 0-1,800 no-load rpm<\/li>\n<li>Multi-function selector \u2013 three modes of operation: rotary hammer, rotation only and hammer only<\/li>\n<li>Works with Bosch PRO+GUARD\u2122 dust solutions \u2013 an end-to-end dust-collection system that helps users move toward OSHA Silica dust compliance<\/li>\n<li>Ergonomic design \u2013 provides great user comfort, with a soft-grip handle<\/li>\n<li>Electronic Motor and Cell Protection \u2013 helps protect motor and battery from overheating<\/li>\n<li>SDS-plus\u00ae chuck \u2013 industry-standard system compatible with many bits<\/li>\n<li>AMPShare\u2122 System \u2013 designed to be multi-brand compatible across many cordless products to make managing your work day easier<\/li>\n<li>AMPShare\u2122 System compatibility \u2013 18V batteries and chargers are compatible with Bosch 18V power tools and a growing list of cordless products from AMPShare\u2122 brands<\/li>\n<li>Bosch 18V cordless power tools are covered by a five year limited warranty \u2013 for details, visit https:\/\/rb-pt.io\/PowerToolWarranty or call 1-877-BOSCH99<\/li>\n<\/ul>\n<h3>Product Highlights<\/h3>\n<p>The Bosch GBH18V-21 18V Brushless 3\/4-Inch SDS-plus\u00ae Bulldog\u2122 Rotary Hammer delivers exceptional performance for anchoring in concrete, drilling in masonry, core cutting and chiseling. With 1.5 Ft.-Lbs. of impact energy and a no-load bpm rating of 0-5,100, this hammer work as hard as the user. It provides three modes \u2013 rotary hammer, rotation only and hammer only. The brushless motor and low weight of 5.3 Lbs. (tool only, not including battery) maximize runtime for extended applications and provide an outstanding impact-to-weight ratio. The powerful GBH18V-21 is compatible with Bosch 18V Li-ion batteries, but for optimal results, it requires a Bosch 18V 4.0 Ah battery or higher. This hammer works with Bosch PRO+GUARD\u2122 dust solutions \u2013 an end-to-end dust-collection system that helps users move toward OSHA Silica dust compliance. It has an ergonomic design and soft-grip handle. It has Electronic Motor and Cell Protection to protect the tool and battery from overload.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>18V Brushless SDS-plus\u00ae Bulldog\u2122 3\/4 In. Rotary Hammer (Bare Tool) Powerful, compact cordless rotary hammer \u2013 features drilling performance plus [&hellip;]<\/p>\n","protected":false},"featured_media":5477,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[82],"product_cat":[119],"product_tag":[],"class_list":["post-4410","product","type-product","status-publish","has-post-thumbnail","product_brand-bosch","product_cat-nailers-fastening","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>18V Bulldog Rotary Hammer - hfsupply<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/clients.madebytwins.com\/hfsupply\/product\/18v-bulldog-rotary-hammer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"18V Bulldog Rotary Hammer - hfsupply\" \/>\n<meta property=\"og:description\" content=\"18V Brushless SDS-plus\u00ae Bulldog\u2122 3\/4 In. 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