1-3/4" SDS-Max Rotary Hammer

Bosch Power Tools


The new Bosch RH745 1-3/4 In. SDS-max® rotary hammer features best in class drilling and chiseling performance with 7.6 Ft.-Lbs. Impact energy (Penta). The hammer features 2 modes of operation. Rotary hammer or hammer-only and a variable speed dial for controlled drilling and chiseling applications. The tool also features the Vario-Lock function. This allows the chisel to be rotated into 12 different positions to optimize the working angle when used in hammer only mode.



  • Auxiliary Handle -- 2 602 025 103
  • Carrying Case -- 2 605 438 396



  • SDS-max® bit system — provides tool-free bit changes with automatic bit locking, dust protection and maximum impact energy transfer rate
  • Combination dual mode selector — 2 modes of operation: rotary hammer and hammer only mode
  • Variable speed dial — provides accurate bit starting and controlled chipping applications
  • Turbo™ Power feature — delivers 10% more power in hammer only mode
  • Service Minderlight — indicates when preventative maintenance is required
  • Vario-Lock positioning — rotates and locks chisel into 12 different positions to optimize working angle
  • 360° Auxiliary handle — provides a wide range of movement along with operator comfort
  • Soft grip rear handle — absorbs shock and vibration for operator comfort and less fatigue





Amperage 13.5
Chuck Design Keyless
Chuck Size SDS-Max
Height 10.5"
Impact Energy/EPTA (ft. lbs.) 8.2 Ft./Lbs. EPTA
Length 21.0"
Material Metal, Plastic
Max. Hole Diameter in Concrete 1-3/4"
Max. Hole Diameter in Concrete-Core Bit 5"
Max. Hole Diameter in Concrete-Thru Hole Bit 3-1/8"
No Load BPM 1,380-2,750
No Load RPM 150-305
Optimal Concrete Capacity Range 5/8" - 1-9/16"
Rating 120V
Voltage 120V
Weight 18.5lb
Width 4.0"
Works With Dust Extraction/Collection Hoods
HDC200, HDC250, HDC300
SDS-max® Hammer Adapter for SDS-plus® Accessories
SDS-max® Hammer Adapter for Spline Accessories
SDS-max® Hammer Adapter for 1/2 In.-20 Thread Accessories
Includes Auxiliary Handle -- 2 602 025 103, Carrying Case -- 2 605 438 396

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