The GBH18V-34CQN is a cordless rotary hammer in Bosch's PROFACTOR 18V Connected-Ready SDS-max 1-1/4 In. Rotary Hammer family. It uses an SDS-plus chuck system and delivers 4.3 ft.-lbs. EPTA impact energy, with no-load speeds up to 500 RPM and 2900 BPM. This 18V brushless model has a maximum bit diameter of 1-1/4 in. It is sold as a bare tool, so batteries and charger are not included. It is compatible with Bosch 18V batteries and chargers used across the platform. The tool and charger carry a 5-year limited warranty, while Bosch 18V batteries carry a 3-year limited warranty.
Is this a kit or bare tool?
This is a bare tool, so batteries and charger are sold separately.
What chuck system does it use?
It uses a Keyless SDS-plus and accepts SDS-plus bits and accessories.
How much impact energy does it deliver?
Bosch rates it at 4.3 ft.-lbs. EPTA impact energy.
Will it work with Bosch 18V batteries I already own?
Yes. It uses Bosch 18V batteries and chargers across the same cordless platform.
How does it feel in use?
Buyer feedback commonly describes this model as compact or manageable for its class, especially compared with larger corded rotary hammers.
What warranty comes with it?
The tool and charger are covered by a 5-year limited warranty, and Bosch 18V batteries are covered by a 3-year limited warranty.
# BOSCH GBH18V-34CQN PROFACTOR 18V Connected-Ready SDS-plus Bulldog 1-1/4 In. Rotary Hammer (Bare Tool) **Model:** `GBH18V-34CQN` **Brand:** Bosch **Category:** Rotary Hammer > The GBH18V-34CQN is a cordless rotary hammer in Bosch's PROFACTOR 18V Connected-Ready SDS-max 1-1/4 In. Rotary Hammer family. It uses an SDS-plus chuck system and delivers 4.3 ft.-lbs. EPTA impact energy, with no-load speeds up to 500 RPM and 2900 BPM. This 18V brushless model has a maximum bit diameter of 1-1/4 in. It is sold as a bare tool, so batteries and charger are not included. It is compatible with Bosch 18V batteries and chargers used across the platform. The tool and charger carry a 5-year limited warranty, while Bosch 18V batteries carry a 3-year limited warranty. ## Specifications | Attribute | Value | |---|---| | Product Type | Rotary Hammer | | Voltage (V) | 18 | | Cordless / Corded | Cordless | | Power Source | Battery | | Motor Type | Brushless | | Tool Only | Yes | | Batteries Included | 0 | | Charger Included | No | | Piece Count | 2 | | Height (in.) | 9.8 | | Length (in.) | 17 | | Weight (lbs) | 10.8 | | Width (in.) | 3.7 | | Battery Platform | 18V | | Drive System | SDS-plus | | Chuck Type | Keyless SDS-plus | | No Load Rpm | 500 | | No Load Bpm | 2,900 | | Impact Energy Ft Lbs Epta | 4.3 | | Max Bit Diameter In | 1.25 | | Variable Speed | Yes | | Warranty | 5-year limited (tool + charger); 3-year limited (battery) | ## What's Included - (1) GBH18V-34CQ PROFACTOR 18V Connected-Ready SDS-plus Bulldog 1-1/4 In. Rotary Hammer - (1) Auxiliary Handle Source: https://www.jaspecs.com/bosch/rotary-hammer/gbh18v-34cqn-0611914016/