# Technical Data

Cordless Drill/Driver |  | GSR 18V-90 C | GSB 18V-90 C
--- | --- | --- | ---
Article number |  | ‎3 601 JK6 0..‎ | ‎3 601 JK6 1..‎
Rated voltage | V= | 18 | 18
No-load speedA)
First gear | min–1 | 0–630 | 0–630
Second gear | min–1 | 0–2100 | 0–2100
Impact rate | min–1 | – | 0–29,500
Max. torque (soft)A) | Nm | 36 | 36
Max. torque (hard)A) | Nm | 64 | 64
Max. drilling diameter
Wood | mm | 68 | 68
Steel | mm | 13 | 13
Masonry | mm | − | 13
Tool holder | mm | 1.5–13 | 1.5–13
Max. screw diameter | mm | 12 | 12
Weight | kg | 1.45–2.5 | 1.55–2.55
Recommended ambient temperature during charging | °C | 0 to +35 | 0 to +35
Permitted ambient temperature during operation and during storage | °C | –20 to +50 | –20 to +50
Recommended rechargeable batteries |  | GBA 18V... ProCORE18V... | GBA 18V... ProCORE18V...
Recommended battery chargers |  | GAL 18... GAX 18... GAL 36... | GAL 18... GAX 18... GAL 36...

A)

  Measured at 20–25 °C with rechargeable battery GBA 18V 5.0Ah

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