KBD07 20V Professional Brushless Hammer Drill - 80N.m Torque from China Suppliers & Factory for Heavy-Duty Tasks
The KBD07 represents the pinnacle of cordless drill performance, engineered to tackle the toughest materials with ease. It generates a formidable 80N.m of maximum torque—the highest in its class—enabling it to quickly penetrate reinforced concrete, thick steel plates, and dense hardwood. This raw power, delivered through a high-efficiency brushless motor system, makes it the definitive tool for professional construction, industrial maintenance, and heavy-duty home renovation projects where standard drills fall short. Whether drilling into masonry walls or metal beams, the KBD07 is built to deliver consistent, powerful performance that satisfies the most rigorous professional requirements.
At the core of the KBD07 lies a premium brushless motor, designed for unwavering reliability under continuous load. This technology eliminates traditional carbon brushes, the primary source of wear and failure, resulting in zero sparks, significantly reduced maintenance, and dramatically extended motor life. Compared to conventional brushed motors, it offers up to 100% longer service life and 20% improved efficiency, translating to more work completed per battery charge and a tool that withstands years of intensive use. This robust motor, combined with a durable full-metal chuck that securely grips bits from 0.8–13mm, forms a dependable foundation for critical, high-stakes operations.
Beyond brute force, the KBD07 is designed for precision and operator safety. A key professional feature is the detachable auxiliary handle, which enables secure, stable two-handed operation for improved control and reduced fatigue during heavy drilling or impacting tasks. Precision is ensured by a 20+3 position torque clutch, meticulously calibrated for specific materials—from delicate glass to solid metal and masonry. Control is further enhanced by a two-speed gearbox (0–450 RPM for torque, 0–2000 RPM for speed) and a one-key forward/reverse switch. The integrated LED work light, ergonomic soft grip, and clear battery indicator ensure productivity in any environment, while enhanced heat dissipation maintains optimal performance.
| Motor Type | Advanced Brushless |
| Voltage | 20V |
| Max Torque | 80 N.m |
| No-load Speed | 0–450 / 0–2000 rpm |
| Impact Rate | 0–6750 / 0–30000 bpm |
| Chuck Type | Full Metal, Keyless, 1/2" (13mm), 0.8–13mm range |
| Torque Settings | 20 + 3 |
| Battery | 20V Lithium-Ion, 4.0Ah (2.0Ah option available) |
| Charging Time | 1–2 hours |
| Special Feature | Detachable Auxiliary Handle |
| Weight | 1.87 kg |
| Dimensions | 252mm × 168mm × 78mm |