Bosch Hammer Drill GSB18V-975CN 18V Brushless Driver (1/2 Inch Keyless Chuck 975 In-Lbs Torque KickBack Control Masonry Wood Fastening Bare Tool)
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Industrial 18V Brushless 1/2-Inch Hammer Drill for High-Torque Structural Masonry Drilling and KickBack Control Protection
The Bosch GSB18V-975CN 18V Brushless Connected-Ready 1/2-Inch Hammer Drill Driver delivers professional-grade mechanical drilling precision and high-torque fastening under extreme jobsite loads. Engineered with a high-efficiency brushless motor, this cordless tool minimizes rotational surface resistance while outputting a massive 975 In.-Lbs. of maximum torque and up to 31,500 beats per minute (BPM) for fast penetration in masonry, concrete, and steel. The compact, balanced housing integrates an active sensor-based KickBack Control system that instantly kills power during sudden bit bind-ups, solving the physical strain and wrist injury problems common in heavy wood boring. Featuring a 25+1 setting precision clutch, a 2-speed metal transmission, and compatibility with the PRO360 digital tracking system, this high-performance tool operates with extreme control while maintaining a lightweight footprint of only 3.4 lbs. **Battery and charger sold separately.
Best Used For:
- Structural Concrete and Masonry Boring: Drilling high-speed anchors, tapcons, and conduit pass-through holes in concrete, stone, and brick structures using percussion hammer mode.
- Heavy-Duty Timber Fastening: Driving large lag screws, structural ledger screws, and self-tapping fasteners cleanly into framing timbers and glue-laminated lumber.
- Large Diameter Hole Sawing: Running aggressive wood spade bits, auger bits, and multi-material hole saws through dense dimensional framing headers.
Key Performance & Safety Features
- Brushless Motor Technology: Maximizes runtime and tool longevity while generating up to 975 In.-Lbs. of industrial-grade maximum torque.
- Active KickBack Control: Integrated electronic sensor reduces sudden rotational torque reactions during unexpected bind-up scenarios, protecting the user.
- Heavy-Duty All-Metal Chuck: 1/2-inch keyless chuck delivers premium bit grip pressure to prevent slippage during high-stress percussion drilling.
- Precision Clutch Settings: 25+1 distinct mechanical torque configurations eliminate over-driving, head stripping, and structural material damage.
- Two-Speed Transmission: Dual gear settings optimize performance between high power (0-480 RPM) and high speed (0-2,100 RPM) for diverse workpieces.
- Connected-Ready System: Allows the installation of an optional Bluetooth module to customize tool parameters via the Bosch PRO360 app interface.
What's Included
- (1) Bosch GSB18V-975C 18V Brushless Connected-Ready 1/2" Hammer Drill/Driver
- (1) Heavy-Duty Belt Clip
- (1) Auxiliary Side-Assist Handle
Technical Specifications
| Specification | Value |
|---|---|
| Brand | Bosch |
| Model Number | GSB18V-975CN |
| Maximum Torque | 975 In.-Lbs. |
| Maximum Impact Speed | 0 - 31,500 BPM |
| Rotational Speed Range | 0 - 480 / 0 - 2,100 RPM |
| Chuck Size / Type | 1/2 in (Keyless All-Metal) |
| Clutch Settings | 25 + 1 |
| Bare Tool Weight | 3.4 lbs. |
| Voltage | 18V |
| Chassis Tool Length | 7.6 in |
| Chassis Tool Height | 8.4 in |
| Chassis Tool Width | 3.0 in |
Pro-Tip: When using carbide-tipped masonry bits in concrete or dense brick, verify the selector collar is rotated entirely to the hammer icon. Apply constant, firm inline pressure without forcing the tool; letting the high-velocity 31,500 BPM percussive action do the cutting ensures maximum bit life and avoids thermal breakdown.
