kwb ROCKER concrete and stone drill bit

4 mm, 4.00 mm, Minimum order 3
CHF8.65/1pcs.
16Ratings
BrandMore from kwb
Delivered Tue, 21.7.
Only 3 pieces in stock at third-party supplier
Supplied by
Conrad CH
Free shipping starting at 50.–

Drill diameter14

Product details

The Rocker concrete and stone drill from kwb is a powerful spiral drill specifically designed for drilling into hard materials such as concrete, granite, and sandstone. With a diameter of 4 mm and an overall length of 75 mm, this drill offers an optimal combination of precision and efficiency. The drill is made from high-quality carbide, ensuring a long lifespan and high resistance to wear. The special spiral design allows for fast and clean drilling, while the cylindrical shank ensures easy handling and compatibility with standard drills. This drill is ideal for professional applications as well as DIY projects that require precise drilling in solid materials.

  • High-quality carbide for increased durability
  • Suitable for various materials such as concrete, granite, and masonry
  • Optimal spiral design for fast and clean drilling
  • Cylindrical shank for easy handling and compatibility with standard drills.

Key specifications

Metal type
Chrome molybdenum Steel, Hard metal
Material application
Aerated concrete, Concrete, Granite, Lime sandstone, Masonry, Natural stone, Stone
Drill diameter
4 mm, 4.00 mm
Length
7.50 cm

General information

Item number
21611566
Manufacturer
kwb
Category
Drill bit insert
Manufacturer No.
044640
Release date
3.8.2022
Minimum order
3

Colour

Colour
Black, Brown
Exact colour description
Black, Brown

Material

Metal type
Chrome molybdenum Steel, Hard metal
Material group
Metal
Material
Chromium-molybdenum steel, Hard metal

Drill bit properties

Drill Type
Twist Drill
Material application
Aerated concrete, Concrete, Granite, Lime sandstone, Masonry, Natural stone, Stone
DIN standard
DIN ISO 5468
Suitable for
Aerated concrete, Concrete, Granite, Lime sandstone, Masonry, Natural stone, Solid surface material, Stone
borehole size
4 mm

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
1.93 kg
Climate contribution
CHF 0.11

Scope of delivery

Scope of delivery
1 piece

Packaging

Items per sales unit
1x

Product dimensions

Drill diameter
4 mm, 4.00 mm
Shaft diameter
3.6 mm
working length
40 mm
Length
7.50 cm
Weight
13 g

30-day right of return
24 Months Warranty (Bring-in)
2 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Drill bit insert» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Famag
    0 %
  • 1.Futuro BRW
    0 %
  • 1.kwb
    0 %
  • 1.Metabo
    0 %
  • 1.Neriox
    0 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • kwb
    Not enough data
  • 1.Bosch Professional Zubehör
    0 days
  • 1.DeWalt
    0 days
  • Alpen
    Not enough data
  • BGS
    Not enough data

Return rate

How often is a product of this brand in the «Drill bit insert» category returned?

Source: Digitec Galaxus
  • 20.wolfcraft
    1 %
  • 23.Famag
    1.1 %
  • 23.kwb
    1.1 %
  • 23.Stahlwerk
    1.1 %
  • 26.Irwin
    1.3 %
Source: Digitec Galaxus