Dormer A170 Series HSS Twist Drill Bit for Stainless Steel, 21mm Diameter, 158 mm Overall
- RS Stock No.:
- 230-5820
- Mfr. Part No.:
- A17021.0
- Brand:
- Dormer
Subtotal (1 unit)*
£66.99
(exc. VAT)
£80.39
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 4 unit(s) ready to ship
- Plus 3 unit(s) ready to ship from another location
- Plus 999,999,995 unit(s) shipping from 27 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £66.99 |
*price indicative
- RS Stock No.:
- 230-5820
- Mfr. Part No.:
- A17021.0
- Brand:
- Dormer
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Dormer | |
| Series | A170 | |
| Material | HSS | |
| Drill Bit Type | Twist Drill Bit | |
| Diameter | 21mm | |
| Point Angle | 118° | |
| Overall Length | 158 mm | |
| Drilling Application | Stainless Steel | |
Select all | ||
|---|---|---|
Brand Dormer | ||
Series A170 | ||
Material HSS | ||
Drill Bit Type Twist Drill Bit | ||
Diameter 21mm | ||
Point Angle 118° | ||
Overall Length 158 mm | ||
Drilling Application Stainless Steel | ||
RoHS Status: Exempt
Dormer A170 Series Drill Bit, HSS, Twist - A17021.0
This Dormer twist drill bit with a 21mm diametre is a versatile tool designed for various applications in automation, electronics, electrical, and mechanical industries. Made from high-speed steel (HSS) and suitable for drilling stainless steel, this drill bit offers exceptional durability and long-lasting performance. Whether you're working with tough materials or intricate projects, the Dormer twist drill bit is the reliable solution you need.
Features & Benefits
• Constructed from high-speed steel (HSS) for durability and longevity
• Suitable for drilling stainless steel with precision
• 118° point angle for easy regrinding and maintenance
• Steam tempered finish prevents chip to tool welding
• 21mm diametre ideal for a wide range of drilling applications
• Suitable for drilling stainless steel with precision
• 118° point angle for easy regrinding and maintenance
• Steam tempered finish prevents chip to tool welding
• 21mm diametre ideal for a wide range of drilling applications
Applications
• Used for drilling stainless steel components in the automotive industry
• Ideal for creating precise holes in electrical enclosures and panels
• Suitable for fabricating metal brackets and supports in mechanical systems
• Ideal for creating precise holes in electrical enclosures and panels
• Suitable for fabricating metal brackets and supports in mechanical systems
Can it handle drilling through hardened steel?
Yes, the Dormer twist drill bit is designed to drill through hardened steel with ease.
Will it maintain its sharpness after extended use?
Yes, thanks to the steam tempered finish, this drill bit retains its sharp edge for prolonged use.
Is it suitable for use in automated drilling machines?
Yes, the Dormer drill bit is compatible with automated drilling machines for efficient and precise operations.
Related links
- Dormer A170 Series HSS Twist Drill Bit 158 mm Overall
- Dormer A170 Series HSS Twist Drill Bit 158 mm Overall
- Dormer A170 Series High Speed Steel Twist Drill Bit 158 mm Overall
- Dormer A170 Series High Speed Steel Twist Drill Bit 158 mm Overall
- Dormer A170 Series HSS Twist Drill Bit for Steel 156 mm Overall
- Dormer A170 Series HSS Twist Drill Bit 157 mm Overall
- Dormer A170 Series HSS Twist Drill Bit 157 mm Overall
- Dormer A170 Series HSS Twist Drill Bit 156 mm Overall