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Quantity discount

Bluemaster Professional spear point hm drill bit, hard porcelain ø4 mm

4 millimetres
Price in EUR including VAT
Save EUR2,26
Delivered between Sat, 20.6. and Wed, 24.6.
8 pieces in stock at supplier
Free shipping starting at 30,–

Drill diameter2

Product details

The Professional Spear Point HM drill bit with a diameter of 4 mm is specifically designed for drilling into hard materials such as stoneware, porcelain, hard ceramics, tiles, slate, and glass. Featuring a high-quality carbide insert, this drill bit offers high performance and durability. To achieve optimal results, the drill bit should always be used in rotary mode, with adequate cooling using water during the drilling process being essential. The drill bit is designed for a maximum speed of 1200 RPM, making it an effective tool for precise drilling in demanding materials. Ideal for professional applications, this drill bit provides the necessary robustness and efficiency to penetrate even the toughest materials.

Key specifications

Metal type
Hard metal
Material application
CeramicGlassPorcelainStonewareTiles
Drill diameter
4 millimetres

General information

Item number
70296963
Manufacturer
Bluemaster
Category
Drill bit insert
Release date
13.5.2026

Material

Metal type
Hard metal
Material group
Metal
Material
Hm

Drill bit properties

Drill Type
Twist Drill
Material application
CeramicGlassPorcelainStonewareTiles
Suitable for
EarthenwareGlassTiles
borehole size
4 mm

Voluntary climate contribution

CO₂ emissions
0,1 kg
Climate contribution
EUR 0,12

Product dimensions

Drill diameter
4 millimetres
Weight
13 g

14-day cancellation right
30-day right of return
24 Months statutory warranty
Legal concerns

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Reviews & Ratings

Statutory 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: Galaxus
  • Bluemaster
    Not enough data
  • 1.Donau
    0 %
  • 1.Einhell
    0 %
  • 1.Exact
    0 %
  • 1.Famag
    0 %

Statutory 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: Galaxus
  • Bluemaster
    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: Galaxus
  • Bluemaster
    Not enough data
  • 1.Exact
    0 %
  • 1.OK-Line
    0 %
  • 1.RS PRO
    0 %
  • 1.technocraft
    0 %
Source: Galaxus