Dewalt HSCo 1mm to 13mm, 29 piece Drill Set

  • RS Stock No. 678-3035
  • Mfr. Part No. DT4957-QZ
  • Manufacturer DeWALT
Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
COO (Country of Origin): DE
Product Details

EXTREME Cobalt Bit Sets

Introducing the high-performance Extreme 2 Drill Bit set by DeWALT. This easy to use set with the innovative tapered web on each bit provides greater durability and reduces breakage, while the metal tip only starts drilling on contact. This is to ensure clean and accurate holes and at the same time cutting down on lock-up on breakthrough. These HSS-Co Extreme drill bits can make light work of various sheet metals, as well as wood and plastics, but they are especially good at tackling stainless steel and are an essential addition for anyone using a drill.

Features and Benefits:

Precision ground twist drill manufactured to DIN 338
Right hand cutting helix, type N flute
5% cobalt alloyed High Speed Steel for stability at high temperatures when drilling arduous materials
Unique Extreme Cobalt tip improves efficiency and eliminates walking
Finish - Gold Ferrous


A good selection of all types of drill bits guarantees the job done quickly and easily. Using the right bits type to drill into a variety of materials ensures safety and reduces the drilling time.

Whether drilling wood, masonry, acrylic, metal or any number of other materials, having the drill bit for the job will give you the ability to drill with confidence and accuracy. Some drill bit sets will offer a mix of bit type to cover all types of jobs from wood and metal through to masonry, with some also including more specific bit types such as flat wood drill bit or countersinks. Drill Bit Sets are used by professional electricians, builders, plumbers, roof installers, etc. and DIY enthusiasts.

Do you sell these drill bits individually?


Can these drill bits drill into metal?

Yes - Suitable for portable or stationary drilling of high alloy content steels and metals with a tensile strength up to 1100N/mm² e.g. heat and acid-proof steel, cast iron, bronze, welded seams, stainless and chrome-nickel steels

The drill bits are not suitable for masonry

Is this set suitable for domestic use?

Yes - this is a great multi-purpose drill bit set for domestic use, however, better performance can be achieved in a professional application

Attribute Value
Set Type Drill Set
Minimum Size 1mm
Maximum Size 13mm
Material HSCo
Number of Pieces 29
Set Contents HSS Metal Drill Bits
114 In stock for delivery within 5 working day(s)
Price (ex. GST) Each
$ 285.12
(exc. GST)
$ 327.89
(inc. GST)
Per unit
1 +
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