The GBH18V-28CK28 is a cordless rotary hammer in Bosch's 18V Brushless Connected-Ready SDS-plus Bulldog 1-1/8 In. Rotary Hammer family. It uses an SDS-plus chuck system and delivers 2.6 ft.-lbs. EPTA impact energy, with no-load speeds up to 950 RPM and 4220 BPM. This 18V brushless model has a maximum bit diameter of 1-1/8 in. It is sold as a kit with two CORE18V 8.0 Ah batteries and a charger 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 kit with batteries and charger included.
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 2.6 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.
Is it heavy for overhead or ladder work?
Several buyers describe the larger SDS-max models as powerful but heavier, so two-handed use is more realistic for overhead, ladder, or extended drilling work.
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-28CK28 18V Brushless Connected-Ready SDS-plus Bulldog 1-1/8 In. Rotary Hammer with (2) CORE18V Lithium-Ion 8 Ah High Power Batteries **Model:** `GBH18V-28CK28` **Brand:** Bosch **Category:** Rotary Hammer > The GBH18V-28CK28 is a cordless rotary hammer in Bosch's 18V Brushless Connected-Ready SDS-plus Bulldog 1-1/8 In. Rotary Hammer family. It uses an SDS-plus chuck system and delivers 2.6 ft.-lbs. EPTA impact energy, with no-load speeds up to 950 RPM and 4220 BPM. This 18V brushless model has a maximum bit diameter of 1-1/8 in. It is sold as a kit with two CORE18V 8.0 Ah batteries and a charger 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 | No | | Batteries Included | 2 | | Charger Included | Yes | | Piece Count | 6 | | Height (in.) | 8.9 | | Length (in.) | 14 | | Weight (lbs) | 9.4 | | Width (in.) | 3.25 | | Battery Platform | CORE18V | | Battery Amp Hours | 8 | | Drive System | SDS-plus | | Chuck Type | Keyless SDS-plus | | No Load Rpm | 950 | | No Load Bpm | 4,220 | | Impact Energy Ft Lbs Epta | 2.6 | | Max Bit Diameter In | 1.125 | | Variable Speed | Yes | | Warranty | 5-year limited (tool + charger); 3-year limited (battery) | ## What's Included - (1) GBH18V-28C 18V Brushless Connected-Ready SDS-plus Bulldog 1-1/8 In. Rotary Hammer - (2) GBA18V80 18V CORE18V Lithium-Ion 8 Ah High Power Batteries - (1) 18V Charger - (1) Auxiliary Handle - (1) Depth Gauge - (1) Carrying Case Source: https://www.jaspecs.com/bosch/rotary-hammer/gbh18v-28ck28-0611920013/