Bosch 11248EVS 1-9/16"" Spline Combination Hammer Bosch Power Tools and Accessories is one of the divisions within the Robert Bosch Tool Corporation, which is one of the largest power tool and accessory manufacturers in the world. Bosch provides a complete line of corded and cordless power tools and accessories engineered to survive any jobsite and allow professionals to take control of their work. Bosch 11248EVS 1-9/16"" Spline Combination Hammer Features: • 2 modes of operation - rotary hammer or hammer-only • Includes upgrades like Service Minder™ & Constant-Response™ Circuitry • Spline/round hex bit system tool-free bit changes, with automatic bit locking • Auto-Max® dial variable speed dial designed to automatically insure the maximum speed and power every time the tool is plugged in • Constant Response&service; Circuitry Provies soft-start, maintains constant speed under load, provides overload protection • ""Combination"" dual mode selector 2 modes of operation, rotary hammer and hammer only mode • TurboTM Power delivers 20% more power in hammer only mode • Service Minder TM light indicates when preventative maintenance is required • Power light ensures operator that power feed is on • Vibration dampening handle reduces vibration up to 40%, providing uncompromising user comfort for extended periods of work • Vario-LockTM positioning rotates and locks chisel into 12 different positions to optimize working angle. Designed so a qualified service technician can quickly replace the brushes and cord - Provides added flexibility and reduces cord wear. • Grounded design, UL listed, complies to OSHA • Includes:    • Plastic Case -- 3 605 438 536    • Auxilary Handle -- 2 602 025 062 Bosch 11248EVS 1-9/16"" Spline Combination Hammer Specifications: • Model Number 11248EVS • Amperage 11 • Impact Energy (ft. lbs.) 6.2 Normal ; 7.4 Turbo • No Load RPM 170-340 • No Load BPM 1,700-3,300 • Optimal Concrete Capacity Range 1/2 - 1-3/8"" • Max. Hole Diameter in Concrete 1-9/16 • Max. Hole Dia.-ThruHole Bit 2- 1/2 • Max. Hole Dia. - Core Bit 4 • Length 18"" • Weight (lbs.) 14.4 • Cord Length (ft.) 12 • Rating 120V • Category Rotary Hammers"