We use cookies to ensure that we give you the best experience on our website. If you continue to use this site

we will assume that you are happy with it Read More

Milwaukee 10 Piece 4.5mm ThunderWeb HSS-Ground (DIN338) Metal Drill Bit Pack

code
4932352386
£6.94 £5.78
In Stock
 
Milwaukee accessory code number : 4932352386
Genuine Milwaukee accessories.

Pack of 10 drill bits.

EXTREME DURABILITY & LONG LIFE.

  • 4.5mm diameter and 47mm working length.
  • Metal drill bits HSS Ground - DIN 338.
  • The THUNDERWEB design is characterised by a conical shaped web which gets thicker towards the back of the drill bit. The web is the internal core of the drill bit.

    Parabolic web cross section
  • Large web thickness. Strength built in.
  • Accepts higher feed pressure and torque.
  • Less breakages. Good for drilling deep holes and on curved surfaces.
  • Long life.

    Flute Geometry
  • THUNDERWEB flute form ejects hot chips rapidly. Dissepates heat better increasing lifetime.
  • Open flute form reduces drill drawback when drilling deeper holes.
  • Sharpened edges reduce binding for faster cleaner cuts.
  • Flatter twist angle creates smaller chippings, ideal for drilling harder steels ie: stainless steel.

    135° Split Point
  • Precision starting, drill won't walk.
  • Penetrates quickly.
  • Good for drilling on curved surfaces.
  • Requires less effort / feed pressure.
  • Excellent for very hard materials.
  • Polished finish reduces friction and extends drill bit life.
  • Supplied in impact resistant ABS case with added rubber corner protection.

    THUNDERWEB HSS-G DIN 338

    Application guide
    Non-alloyed construction steel, non alloyed case hardened steel (< 400 N/mm² or < HRB 69) : Most suitable
    Non-alloyed construction steel, non alloyed case hardened steel (400-800 N/mm² or < HRC 21) : Most suitable
    Sheet steel (< 800 N/mm² or < HRC 21) : Most suitable
    Non-alloyed tool steel (< 800 N/mm² or < HRC 21) : Most suitable
    Alloyed tool steel (< 800 N/mm² or < HRC 21) : Most suitable
    Alloyed tool steel (> 800 N/mm² or > HRC 21) : Most suitable
    Alloyed hardened & tempered steel (< 1200 N/mm² or < HRC 37) : Not suitable
    Alloyed hardened & tempered steel (> 1200 N/mm² or > HRC 38) : Not suitable
    Stainless steel (< 1000 N/mm² or < HRC 30) : Suitable
    Stainless steel (1000-1200 N/mm² or < HRC 30-37) : Not suitable
    Malleable cast iron (750 N/mm² or HRB 99) : Most suitable
    Soft cast iron (450 N/mm² or HRB 75) : Most suitable
    Hard cast iron (700 N/mm² or HRB 96) : Most suitable
    Aluminium (< 350 N/mm² or < HRC 59) : Suitable
    Copper : Suitable
    Bronze : Most suitable
    Brass : Most suitable
    Magnesium : Not suitable
    Plastics (PVC, polyamide, thermoplastics) : Most suitable
    Wood : Most suitable
  • Write Your Own Review
    Only registered users can write reviews. Please Sign in or create an account
    Diameter : 4.5 mm
    Pack quantity : 10
    Total length : 80 mm
    Working length : 47 mm