Technical Data

Cordless rotary hammer		GBH 18V-28 C	GBH 18V-28 CF
Article number		‎‎‎ 3 611 J20 0..‎‎	‎‎‎ 3 611 J21 0..‎
Speed control		●	●
Stop rotation		●	●
Clockwise/anticlockwise rotation		●	●
Quick-change chuck		–	●
Rated voltage	V=	18	18
Impact rate^A)	min^–1	0–4220	0–4220
Impact energy per stroke according to EPTA-Procedure 05:2016	J	3.3	3.3
No-load speed^A)
Clockwise	min^–1	0–950	0–950
Anticlockwise	min^–1	0–950	0–950
Tool holder		SDS plus	SDS plus
Spindle collar diameter	mm	50	50
Max. drilling diameter:
Concrete	mm	28	28
Masonry (with hollow core bit)	mm	82	82
Steel	mm	13	13
Wood	mm	30	30
Weight without battery	kg	3.3	3.4
Weight^B)	kg	3.7–4.7	3.8–4.8
Length	mm	349	378
Height	mm	225	225
Width	mm	92	92
Recommended ambient temperature during charging	°C	0 to +35	0 to +35
Permitted ambient temperature during operation^C) and during storage	°C	–15 to +50	–15 to +50
Compatible rechargeable batteries		GBA 18V... ProCORE18V...	GBA 18V... ProCORE18V...
Recommended rechargeable batteries		GBA 18V... ≥ 5.0 Ah ProCORE18V... ≥ 4.0 Ah	GBA 18V... ≥ 5.0 Ah ProCORE18V... ≥ 4.0 Ah
Recommended chargers		GAL 18... GAX 18... GAL 36...	GAL 18... GAX 18... GAL 36...

A): Measured at 20–25 °C with rechargeable battery ProCORE18V 4.0Ah.

B): Depends on battery in use

C): Limited performance at temperatures < 0 °C

Values can vary depending upon the product and are subject to application and environmental conditions. For further information www.bosch-professional.com/wac.