Product details
The HSS metal twist drill from Heller, with a diameter of 4 mm, is a high-quality tool specifically designed for precise drilling in various types of metal. With an overall length of 75 mm and a working length of 75 mm, this drill offers optimal handling and control. The twist drill is made of cobalt, which provides increased hardness and durability, making it ideal for use in demanding materials such as stainless steel and plastic. The DIN 338 standard ensures that the drill meets the highest industry standards. The cylindrical shank allows for easy mounting in common drills and ensures a stable connection during the drilling process. The package includes 10 pieces, making it a cost-effective solution for both professional users and hobbyists.
- Made from high-quality cobalt for increased hardness and durability
- Suitable for precise drilling in metal and plastic
- Complies with DIN 338 standard for the highest quality standards
- Cylindrical shank for easy mounting in common drills.
Material application | Metal, Plastic, Stainless steel |
Drill diameter | 4 mm |
Length | 7.50 cm |
Item number | 8402125 |
Manufacturer | Heller |
Category | Drill bit insert |
Manufacturer No. | 21281 6 |
Release date | 19.4.2018 |
Colour | Silver |
Material group | Metal |
Material | Cobalt |
Drill Type | Twist Drill |
Material application | Metal, Plastic, Stainless steel |
surface finish | Cobalt |
DIN standard | DIN 338 |
borehole size | 4 mm |
Point angle | 135° |
Items per sales unit | 10x |
Drill diameter | 4 mm |
working length | 43 mm |
Length | 7.50 cm |
Weight | 70.30 g |
Product Safety |
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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- HellerNot enough data
- 1.Donau0 %
- 1.Einhell0 %
- 1.Exact0 %
- 1.Famag0 %
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- HellerNot enough data
- 1.Bosch Professional Zubehör0 days
- 1.DeWalt0 days
- AlpenNot enough data
- BGSNot enough data
Return rate
How often is a product of this brand in the «Drill bit insert» category returned?
Source: Galaxus- 22.Stahlwerk1,1 %
- 22.vidaXL1,1 %
- 25.Heller1,2 %
- 25.kwb1,2 %
- 27.Makita1,4 %