{"product_id":"bosch-gws12-450pbd-4-1-2-12-amp-angle-grinder-with-paddle-switch","title":"Bosch Angle Grinder GWS12-450PBD 4-1\/2 Inch Corded Tool (12A Motor 11500 RPM Paddle Switch Brake KickBack Drop Control Metal Concrete Slabs Cutting)","description":"\u003cdiv style=\"font-family: sans-serif; color: #333333; line-height: 1.6; max-width: 900px;\" class=\"product-description\"\u003e\n\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 Promotional Logo Logout\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: #004b87;\"\u003eBosch GWS12-450PBD 4-1\/2\" 12-Amp Ergonomic Angle Grinder with Paddle Switch\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Bosch GWS12-450PBD 4-1\/2-inch ergonomic angle grinder delivers heavy-duty surface prep and cutting capability powered by a high-output 12.0-amp corded motor running at 11,500 RPM. Engineered with a multi-position no lock-on paddle switch, an electronic braking system, and sensor-based Drop Control, this variable-speed tool provides immediate wheel deceleration upon switch release or accidental jobsite drops. Outfitted with integrated KickBack Control and an anti-vibration auxiliary side handle, it protects operators during aggressive metal beveling, weld grinding, and masonry cut-off tasks.\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eBest Used For:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStructural Steel Fabrication:\u003c\/strong\u003e Beveling thick plate steel, cutting structural rebar, and smoothing heavy weld seams at continuous high speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcrete and Masonry Tuckpointing:\u003c\/strong\u003e Slitting mortar joints and cutting concrete pavers cleanly when paired with compatible Bosch dust extraction hoods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Safety Industrial Maintenance:\u003c\/strong\u003e Operating in safety-critical manufacturing plants where no lock-on deadman switches and rapid braking systems are strictly mandated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eKey Performance \u0026amp; Safety Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful 12-Amp Motor:\u003c\/strong\u003e Produces up to 11,500 no-load RPM to maintain aggressive stock removal rates without stalling under heavy load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Sensor Protection:\u003c\/strong\u003e KickBack Control shuts off power during wheel binding, while Drop Control cuts the motor if the unit falls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic Rapid Braking System:\u003c\/strong\u003e Brings rotating abrasive wheels to a complete stop within seconds after releasing the paddle switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Lock-On Paddle Switch:\u003c\/strong\u003e Ergonomic full-length deadman trigger provides versatile grip positions and stops operation when released.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Vibration Side Handle:\u003c\/strong\u003e Dampens harsh harmonic vibrations transferred to the operator's hands during extended grinding sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Guard System Included:\u003c\/strong\u003e Ships complete with both a Type A cutting wheel guard and a Type B grinding guard for complete application safety.\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 GWS12-450PBD 4-1\/2\" Ergonomic Angle Grinder\u003c\/li\u003e\n\u003cli\u003e(1) Type A (41\/1A) Cutting Wheel Guard\u003c\/li\u003e\n\u003cli\u003e(1) Type B (27) Grinding Wheel Guard\u003c\/li\u003e\n\u003cli\u003e(1) Anti-Vibration Auxiliary Side Handle\u003c\/li\u003e\n\u003cli\u003e(1) Backing Flange (for grinders with brake)\u003c\/li\u003e\n\u003cli\u003e(1) Lock Nut\u003c\/li\u003e\n\u003cli\u003e(1) Lock Nut Spanner Wrench\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #dcdcdc;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #fff0f3;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003eBosch Power Tools\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003eGWS12-450PBD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f3;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eMotor Amperage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e12.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e120V AC (60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f3;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eWheel Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e4-1\/2 inches (114.3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eNo-Load Speed (RPM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003eUp to 11,500 RPM (Variable Speed Selection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f3;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eSpindle Thread Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e5\/8\" - 11 UNC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eSwitch Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003eNo Lock-On Paddle Switch (Deadman Style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f3;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eSafety Systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003eKickBack Control, Drop Control, Restart Protection, Soft Start, Overload Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eTool Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e12.87 inches (326.9 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fff0f3;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eTool Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e4.29 inches (109.0 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e\u003cstrong\u003eTool Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #dcdcdc;\"\u003e5.29 lbs (2.40 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 20px; padding: 10px; background-color: #f9f9f9; border-left: 4px solid #004b87;\"\u003e\u003cstrong\u003ePro-Tip:\u003c\/strong\u003e When swapping between Type 27 grinding wheels and Type 1A cutting wheels, always pair the operation with its matching included guard to ensure 100% compliance with OSHA wheel containment standards.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52862270177591,"sku":"GWS12-450PBD","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Bosch_Angle_Grinder_GWS12-450PBD_4-1_2_Inch_Corded_Tool_12A_Motor_11500_RPM_Paddle_Switch_Brake_KickBack_Drop_Control_Metal_Concrete_Slabs_Cutting.jpg?v=1787178556","url":"https:\/\/www.1toptools.com\/products\/bosch-gws12-450pbd-4-1-2-12-amp-angle-grinder-with-paddle-switch","provider":"1 Top Tools","version":"1.0","type":"link"}