Bosch Demolition Hammer DH1020VC SDS-Max Inline Breaker Gun (17.0 Ft Lbs Impact Energy 15A Motor Vibration Control Vario-Lock 120V Case Tool)
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Bosch DH1020VC 15-Amp SDS-Max Inline Demolition Breaker Hammer
The Bosch DH1020VC 15-amp SDS-Max corded inline demolition hammer generates 17.0 ft-lbs of impact energy to fracture heavy concrete foundation slabs, break structural masonry walls, cut asphalt channels, and scale tough mortar beds. Driven by an industrial 120V electric motor paired with Constant Response circuitry, this 25.1-lb chipping gun maintains continuous striking power under severe resistance while dampening mechanical kickback via active internal Vibration Control air cushions. Outfitted with an elongated inline chassis for balanced horizontal and vertical chiseling, an adjustable variable-speed dial delivering 900 to 1,700 BPM, a 12-position Vario-Lock chuck collar, and a Service Minder maintenance monitor, it delivers pinpoint impact control and structural demolition power across heavy commercial jobsites.
Best Used For:
- Horizontal Wall and Masonry Beam Demolition: Knocking out reinforced cinder block partitions, structural brick walls, and concrete window headers with balanced inline leverage.
- Foundation Slab and Trench Concrete Breaking: Fracturing 4-inch to 8-inch cured concrete slabs, utility footings, and pavement pads during deep plumbing pipe channel trenching.
- Surface Scaling and Floor Tile Removal: Peeling commercial quarry tiles, hardened thin-set mortar, and concrete spatter without shattering underlying subfloors by dialing down strike force.
Key Performance & Safety Features
- 17.0 Ft-Lbs Impact Force: High-efficiency electro-pneumatic drive mechanism delivers class-leading fracturing energy for rapid stock removal in cured high-PSI aggregate.
- 15.0-Amp Industrial Motor: Heavy-duty corded electric power plant supplies continuous driving force for severe commercial demolition and chiseling passes.
- Active Vibration Control Architecture: Internal air cushion in the striker barrel combined with an isolated, padded rear handle absorbs hand-arm vibration during all-day operation.
- Linear Inline Chassis Configuration: Inline motor-to-barrel layout provides balanced weight distribution for ergonomic horizontal wall scaling and downward floor breaking.
- Constant Response Circuitry: Monitors motor load electronically to regulate speed under heavy resistance while ensuring soft starts and electrical overload protection.
- 12-Position Vario-Lock Indexing: Allows operators to rotate and lock SDS-Max chisels into 12 distinct attack positions to match tight workspace angles.
What's Included
- (1) Bosch DH1020VC 15-Amp SDS-Max Inline Demolition Hammer
- (1) 360-Degree Articulating Auxiliary D-Handle
- (1) Tube of Chisel Shank Lubricant Grease
- (1) Heavy-Duty Molded Jobsite Carrying Storage Case
Technical Specifications
| Manufacturer | Bosch Power Tools |
| Model Number | DH1020VC |
| Product Category | Corded SDS-Max Inline Demolition Breaker Hammer |
| Motor Current Rating | 15.0 Amps (120 Volts AC / 60 Hz) |
| Impact Energy (EPTA Certified) | 17.0 ft-lbs (23.0 Joules) |
| Impact Frequency (BPM) | 900 - 1,700 Blows Per Minute (Variable Speed Dial) |
| Chuck Drive Interface | SDS-Max Tool-Free Quick-Change Retainer |
| Chisel Angle Positions | 12 Distinct Indexing Angles (Vario-Lock System) |
| Vibration Dampening Technology | Internal Air Cushion & Shock-Absorbing Rear Handle |
| Electronic Control System | Constant Response Circuitry with Soft-Start |
| Maintenance Diagnostic System | Service Minder Carbon Brush Light Indicator |
| Tool Net Operating Weight | 25.10 lbs (401.6 oz / 11.39 kg) |
| Tool Dimensions (L x W x H) | 27.5 in x 5.0 in x 9.0 in (698.5 mm x 127.0 mm x 228.6 mm) |
| Auxiliary Handle Type | 360° Articulating Clamping D-Handle |
Pro-Tip: When breaking vertical foundation walls, utilize the linear inline barrel grip to push directly behind the chisel axis; keeping your body aligned with the tool body directs maximum impact force straight into the concrete while minimizing side-load stress on the SDS-Max chuck.
