# Technical Data

Cordless rotary hammer |  | GBH 18V-18 X
--- | --- | ---
Article number |  | ‎‎‎ 3 611 J27 1..‎‎
Rated voltage | V= | 18
Rated speedA) | min–1 | 900
Impact rateA) | min–1 | 5000
Tool holder |  | SDS plus Cylindrical Hexagonal
Drill chuck clamping range for cylindrical shanks | mm | 6–10
Max. drilling diameter |  |
Concrete | mm | 18
Steel | mm | 10
Wood | mm | 18
WeightB) | kg | 2.2 kg (1.5 Ah)–3.2 kg (12.0 Ah)
Recommended ambient temperature during charging | °C | 0 to +35
Permitted ambient temperature during operationC) and during storage | °C | –20 to +50
Compatible rechargeable batteries |  | GBA 18V... ProCORE18V...
Recommended battery chargers |  | GAL 18... GAX 18... GAL 36...

A)

  Measured at 20–25 °C with rechargeable battery GBA 18V 4.0Ah

B)

  Depending on battery in use

C)

  Limited performance at temperatures < 0 °C

Technical data determined using the battery that comes with the product.

Values can vary depending on the product, scope of application and environmental conditions. To find out more, visit www.bosch-professional.com/wac.