Cordless Rotary Hammer with SDS plus GBH 18V-21. The GBH 18V-21 Professional cordless rotary hammer delivers consistent power with 2.0 Joules of impact energy and a brushless motor. The highly efficient brushless motor requires less maintenance and offers better runtime per battery charge, resulting in reduced downtime and improved tool longevity. This tool features three operating modes: hammer drilling, drilling, and chiseling, ensuring high versatility. It provides sustained power for drilling numerous holes and offers 20% more battery runtime compared to the previous model. Fully compatible with the GDE 16 Plus dust extraction system. The GBH 18V-21 Professional includes features such as LED light, overload clutch, variable speed, and Vario Lock. Comes with L-BOXX 136; depth stop; machine cloth.
Drilling machine + percussion drilling machine Type | Hammer drill |
Weight | 2.40 kg |
Tool holder | SDS-plus |
Max. torque | 21 Nm |
Battery voltage | 18 V |
Battery system | AMP Share 18V |
Power | 830 W |
Item number | 13903760 |
Manufacturer | Bosch Professional |
Category | Drills + Cordless screwdriver |
Manufacturer no. | 0611911101 |
Release date | 30/9/2020 |
External links |
Colour | Blue |
Exact colour description | Blue / Black |
Drilling machine + percussion drilling machine Type | Hammer drill |
Use | Drilling |
Tool holder | SDS-plus |
Max. screw diameter | 30 mm |
Max. drilling diameter in wood | 30 mm |
Max. drilling diameter in steel | 13 mm |
Max. drilling diameter in masonry | 13 mm |
Max. drilling diameter in concrete | 21 mm |
Power supply | Rechargeable battery operated |
Battery type | Li-ion |
Battery voltage | 18 V |
Capacity | 8 Ah |
Number of batteries | 2 x |
Charging time | 0 min |
Battery system | AMP Share 18V |
Battery equipment | No batteries supplied |
Charger equipment | No charger supplied |
Cable length | 0.33 m |
Power | 830 W |
Number of gears | 1 x |
Idle speed 1st gear | 1800 rpm |
Max. Idle speed | 5100 rpm |
Max. torque | 21 Nm |
Max. Number of strokes | 5100 rpm |
Impact energy | 2 J |
Sound power level (LWA) | 90 dB |
Sound pressure level (LpA) | 90 dB |
Max. noise level | 101 dB |
Manufacturer commitment | SBTi |
CO₂-Emission | |
Climate contribution |
Scope of delivery | Depth stop, Hammer drill, L-BOXX 136, Machine cloth |
Items per sales unit | 1 x |
Length | 32.50 cm |
Width | 32.50 cm |
Height | 22 cm |
Weight | 2.40 kg |
Length | 34 cm |
Width | 36 cm |
Height | 14 cm |
Weight | 4.70 kg |
Product Safety |
How often does a product of this brand in the «Drills + Cordless screwdriver» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Drills + Cordless screwdriver» category returned?
Source: Galaxus
Yes, the Bosch GBH 18V-21 is a bit older. But it is still a serious contender for its current competitors. It is simply a typical Bosch tool with mature technology that works well, not to mention high reliability.
Yes, the Bosch GBH 18V-21 is a bit older. But it is still a serious contender for its current competitors. It is simply a typical Bosch tool with mature technology that works well, not to mention high reliability.