Drill precise, perpendicular holes with the workpiece clamped beneath the bit.

3-flute countersink 90° Fervi S025
Also known as: countersink bit
Key features
- Angle90°
- Diameter (mm)25
What it is
3-flute countersink 90° Fervi S025. Key specifications: angle 90°, diameter (mm) 25.
The countersink is a conical multi-edged tool that chamfers or widens the mouth of a hole, to seat countersunk screw heads or remove burrs.
What it is for
Used for drilling steel, stainless steel and aluminium, on a pillar drill or with a hand-held drill, in workshop machining of steel, aluminium and alloy parts and for deburring metal after cutting and drilling.
How to use it
Fit it in the drill or screwdriver and work at low speed, resting the countersink on the edge of the hole with light pressure. Test the screw to check the depth and stop when the head is flush. Lubricate on metal. Wear safety glasses and gloves for the burrs.
Where it is used
- Mechanical engineering industry
- Mechanical workshops
Technical data
- Angle: 90°
- Diameter (mm): 25
Who it is for
Designed for metal fabricators, industrial maintenance technicians and mechanics.
Related products
- 3-flute countersink 90° Fervi S028
- 3-flute countersink 90° Fervi S020
- Belt-driven pillar drill Fervi T072DA — from the category Pillar Drills
- Swivel vice with clamp Fervi 0146/60 — from the category Vices and Clamps
- Lathe chuck key, for metal lathes, Fervi 0563/17 — from the category Turning, Milling and Threading Tools
- Browse the whole category: Professional Drill Bits for Metal and Plastic
Before you order
In your request, please state the diameter and the quantities required, so we can give you the right quotation first time.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 2
| Angle | 90° |
|---|---|
| Diameter (mm) | 25 |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Lubricate chains, bearings and machine components and cool machining operations.
Mark lines and centres on metal before drilling and drive out pins and dowels.
Drill and drive screws cordless, with an adjustable clutch to avoid stripping the screws.
For safety
Protect eyes and face from fragments, dust, splashes and impacts.





