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Cylindrical twist drill bit Fervi P058/04.25

Also known as: metal drill bit

Code P058/04.25

Key features

  • Diameter (mm)4,25
  • Point angle135°
  • HardnessHV 740-780
  • StandardDIN 338
  • CoatingTitanium

What it is

The Fervi P058/04.25 parallel-shank twist drill bit has a diameter of Ø 4.25 mm and is built to DIN 338, which standardises its geometry and tolerances. The titanium coating and the HV 740-780 hardness increase wear resistance, while the 135° point angle improves centring and hole regularity. The product is certified Italian-made and complies with Machinery Directive 2006/42/EC, with CE marking.

A metal drill bit is an HSS or cobalt twist drill, with a straight or taper shank, for drilling steel, non-ferrous metals and plastics.

What it is for

Used for drilling steel, stainless steel and aluminium, on a pillar drill or with a hand-held drill and in workshop machining of steel, aluminium and alloy parts.

How to use it

Clamp the workpiece in a vice, mark the centre and set the speed for the diameter and material: low for hard steels and large diameters, higher for aluminium and plastic. Lubricate with cutting oil on steel; on plastic, reduce the pressure as the bit breaks through to avoid chipping. Insert taper-shank drills into the pillar drill's spindle taper and remove them with a drift.

Where it is used

  • Mechanical engineering industry
  • Mechanical workshops

Technical data

  • Diameter (mm): 4,25
  • Point angle: 135°
  • Hardness: HV 740-780
  • Standard: DIN 338
  • Coating: Titanium

Who it is for

Designed for metal fabricators, industrial maintenance technicians and mechanics.

Related products

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.

Quantity
Specifications 5
Diameter (mm)4,25
Point angle135°
HardnessHV 740-780
StandardDIN 338
CoatingTitanium

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