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GBH 4-32 DFR Rotary Hammers BOSCH

BOSCH

The fastest multi-hammer in the 4kg class

  • Wide range of applications in chiselling and drilling work and when working with a core cutter
  • Drills up to 30% faster (25 mm diameter) than other tools in its class
  • Low vibration levels of only 12 m/s² for less tiring work due to Bosch Vibration Control

28,530.00 47,550.00

GST @18% Inclusive Price: 33,665.40

12 in stock

Quantity Discount
Quantity Discount Discounted price
1 - 2 - 28,530.00
3 - 20 5% 27,103.50
HSN Code: 84672100 Category:

Rotary hammers are powerful tools designed for drilling through tough materials like concrete, stone, or masonry. They combine the functions of a hammer and a drill to create a pounding action while rotating, making them highly effective for demanding construction tasks. Here are some key features:

  1. Hammering Action: Rotary hammers use a piston mechanism to create a powerful hammering action. This mechanism delivers rapid, short hammer thrusts to break through hard surfaces.
  2. Three Modes: They typically offer multiple operating modes: drilling only, hammering only (for chiseling), and a combination of both hammering and drilling.
  3. Versatility: These tools come with various bits and chisels that can be attached for different purposes, such as drilling holes, breaking concrete, or chipping away at tough materials.
  4. Power Source: They can be powered by electricity (corded) or battery (cordless). Cordless versions offer increased mobility but might have slightly less power compared to corded ones.
  5. Safety Features: Many rotary hammers come with safety features like anti-vibration technology, ergonomic handles for better grip, and overload protection.
  6. Sizes: They come in different sizes, from smaller, handheld models suitable for light-duty work to larger, heavy-duty machines for professional construction projects.
  7. Applications: Ideal for tasks like installing electrical boxes, drilling holes for plumbing, breaking up concrete, or even chipping away tiles during renovations.

When using a rotary hammer, it’s crucial to wear appropriate safety gear such as goggles, gloves, and ear protection due to the high intensity of the tool’s operation.

HSN Code: 84672100 Category:
Impact rate at rated speed 0 – 3,600 bpm
Rated speed 0 – 800 rpm

Additional data

Rated input power 900 W
Impact energy (according to EPTA 05/2016) 4.2 J
Weight 4.7 kg
Tool holder SDS plus

Drilling range

Drilling dia. concrete, hammer drill bits 6 – 32 mm
Opt. appl. range concrete, hammer drill bits 14 – 25 mm
Drilling diameter in concrete with core cutters 25 mm
Max. drilling diameter in metal 13 mm
Max. drilling diameter in wood 32 mm

Total vibration values (Hammer drilling in concrete)

Vibration emission value ah 12 m/s²
Uncertainty K 1.5 m/s²

Total vibration values (Chiselling in concrete)

Vibration emission value ah 9 m/s²
Uncertainty K 1.5 m/s²

Hammer drilling in concrete

Vibration emission value ah 12 m/s²
Uncertainty K 1.5 m/s²

Chiselling in concrete

Vibration emission value ah 9 m/s²
Uncertainty K 1.5 m/s²

The A-rated noise level of the power tool is typically as follows: Sound pressure level 93 dB(A); Sound power level 104 dB(A). Uncertainty K= 2 dB.

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