Heller Tile drill bit 20 mm 28664 0 1

up to 20 millimetres
CHF79.90/1pcs.
Ratings
BrandMore from Heller
Delivered between 22.1.2026 and 6.2.2026
More than 10 pieces in stock at supplier
free shipping

Drill diameter13

Product details

The Heller 20 mm tile drill is a highly developed tool specifically designed for drilling into demanding materials such as porcelain stoneware, marble, granite, and roof tiles. With a diameter of 20 mm and an M14 connection, this drill is ideal for use on angle grinders. The diamond-coated drill tip ensures high precision and durability, while the integrated paraffin emulsion provides effective cooling during the drilling process. This allows for efficient work without the need for external cooling. The drill is suitable for various applications and offers reliable performance when drilling holes in hard materials.

  • Diamond-coated drill head for increased durability and precision
  • Integrated paraffin emulsion for cooling during drilling
  • Suitable for a variety of materials, including marble and granite
  • M14 connection for use on angle grinders.

Key specifications

Material application
Ceramic, Tiles
Drill diameter
up to 20 millimetres
Item number
8498398

General information

Manufacturer
Heller
Category
Drill bit insert
Manufacturer no.
28664 0
Release date
21.4.2018

Drill bit properties

Drill Type
Tile drill
Material application
Ceramic, Tiles
Suitable for
Granite, Marble, Roof tiles
borehole size
20 mm

Origin

Country of origin
France

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1 piece

Packaging

Items per sales unit
1x

Product dimensions

Drill diameter
up to 20 millimetres

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

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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
  • Heller
    Not enough data
  • 1.Exact
    0 %
  • 1.Famag
    0 %
  • 1.Fisch Tools
    0 %
  • 1.Futuro BRW
    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
  • Heller
    Not enough data
  • 1.Bosch Professional Zubehör
    0 days
  • Alpen
    Not enough data
  • BGS
    Not enough data
  • Bosch Home & Garden
    Not enough data

Return rate

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

Source: Digitec Galaxus
  • Heller
    Not enough data
  • 1.C.K Magma
    0 %
  • 1.Exact
    0 %
  • 1.Futuro BRW
    0 %
  • 1.RS PRO
    0 %
Source: Digitec Galaxus