Bosch Demolition Bull Point Chisels SDS Max R-Tec Steel Bits (16 Overall Length Reflection Element Energy Diverting Concrete Masonry Breakout)
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Bosch SDS-max® R-Tec 16" Bull Point Demolition Chisel Bits
The Bosch SDS-max® R-Tec 16-inch bull point chisel bits fracture heavy foundation slabs, asphalt pavement, reinforced concrete footings, and stone masonry barriers. Engineered with patented R-Tec energy-diverting reflection technology, these professional demolition chisels redirect kinetic rebound shock straight back into the work substrate to produce 15% faster material removal rates compared to conventional point chisels. Outfitted with an active fracturing head featuring integrated expansion wedges, an Italian drop-forged induction-hardened alloy steel body, and a universal slotted SDS-max drive shank, they equip demolition contractors, structural concrete teams, and road crews with rapid breakout force and lower operator vibration fatigue on commercial combination rotary hammers.
Best Used For:
- Reinforced Concrete Slab and Footing Breakout: Fracturing commercial grade beams, industrial floor slabs, and foundation walls around embedded steel rebar without bit sticking.
- Trenching and Foundation Demolition: Opening mechanical utility trenches, breaking sewer line clearances, and chipping away cured concrete in deep foundation excavations.
- Masonry Barrier and Rock Demolition: Splitting structural CMU block walls, hard fieldstone, granite aggregate, and dense masonry structures cleanly during interior or exterior tear-out.
Key Performance & Safety Features
- R-Tec Reflection Element: Patented geometric energy diverter redirects impact recoil energy directly into the concrete, delivering 15% faster material destruction.
- Vibration-Damping Design: Reflects shock waves forward into the workpiece, significantly reducing hand-arm vibration feedback to the tool operator.
- Integrated Head Wedges: Specialized chisel tip geometry features auxiliary wedging ribs that initiate instant lateral stress cracks in hard substrates.
- Induction-Hardened Alloy Steel: European forged in Italy using proprietary thermal cycling to ensure long-term core tensile strength and resist tip mushrooming.
- One-Piece Monoblock Forging: Eliminates welded joints and structural weak points to sustain continuous high-joule impacts from 15-amp demolition hammers.
- Universal SDS-Max Fitment: Compatible with all standard SDS-max rotary hammers and demolition breakers, including Bosch, Hilti (TE-Y/TE-FY), and competitive platforms.
What's Included
- (1) Bosch SDS-max® R-Tec 16 In. Bull Point Chisel Bit in User-Selected Pack Quantity:
- HS1904: Single 16" SDS-max R-Tec Bull Point Chisel Bit
- HS1904B10: Contractor Bulk 10-Pack 16" SDS-max R-Tec Bull Point Chisel Bits
Technical Specifications
| Manufacturer Brand | Bosch Power Tools |
| Product Line Association | R-Tec High-Performance Demolition Series |
| Selectable Model Numbers | HS1904 (Single Unit) & HS1904B10 (10-Pack Bulk) |
| Tool Accessory Classification | SDS-max Bull Point Demolition Chisel Bit |
| Overall Tool Length | 16.000 Inches (406.40 mm Total Length) |
| Tool Shank Interface Standard | SDS-max® Slotted Universal Drive (Fits TE-Y / TE-FY) |
| Chisel Tip Style | R-Tec Energy-Diverting Bull Point with Integrated Wedges |
| Material Removal Efficiency | 15% Faster Removal Rate vs Standard Chisels |
| Core Metallurgy Composition | Induction-Hardened Drop-Forged Alloy Tool Steel |
| Operational Mode Setting | Hammer-Only / Chipping Mode (Disengage Rotation) |
| Single Unit Weight | 1.630 lbs (26.08 oz / 0.739 kg) |
| Country of Origin | Italy |
| Power Tool Compatibility | Corded & Cordless SDS-max Rotary Hammers & Breakers |
| Suitable for material type | Poured Concrete, Hard Stone, Asphalt, Brick, & Masonry |
Pro-Tip: Never use the bull point chisel as a manual pry bar while the hammer is running; allow the R-Tec reflection element to send focused kinetic shock waves into the concrete to induce cracking, then reposition the point every 20 seconds to prevent thermal binding.
