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Twist drill bit HSS DIN 345 type RN

Twist drill HSS DIN 345 type RN

Art.-no. 0625302750

Prices for customers after login

Twist drill bit HSS DIN 345 type RN

Art.-no. 0625302750

Prices for customers after login



x1 pcs

Exclusively for trade customers

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Excellent value steel morse taper drill for general, broad applications in steel with a strength of up to 850 N/mm² and cast iron for use in column-type drills.

Highly accurate drilling without centring, even on curved surfaces

Optimised cross grinding

Excellent adhesion of cooling lubricants and reduced tendency towards build-up

Vaporised surface


See overview tables for drill/material assignments

Product information

Würth Catalogue(X)

Catalogue page as PDF 1



Suitable for machine type

Pedestal drilling machine

Material to be processed

Cast iron



Standard / drilling depth

DIN 345 / 5xD

Diameter (Ø)

27.5 mm

Suitable for morse taper tools

MK 3

Length (l1)

291 mm

Chip flute length (l2)

170 mm

Shank style

Morse taper



Cutting material




Angle of the tip

118 Degree

Service life (points system)

3 of 4 points

Drilling speed (point system)

3 of 4 points

Bore hole quality (point system) ( )

3 of 4 points

Versatility (points system)

2 of 4 points

Drilling behaviour (point system)

3 of 4 points

Suitable for upright drilling machine (points system)

4 of 4 points

Suitable for milling-drilling centre (points system)

1 of 4 points



Suitable for tensile strength up to

850 N/mm²

Material sub-group

General structural steels
Non-alloyed tempering steels
Cast iron
Ductile iron
Malleable cast iron
Magnesium alloys
Copper, low-alloyed
Brass, short-chipping
Brass, long-chipping
Plastics, duroplastic
Plastics, thermoplastic

Additional accessory:

Cutting and drilling oil CUT+COOL


Multi cutting oil for light to medium machining work
Cutting and drilling oil CUT+COOL


Multi cutting oil for light to medium machining work
x 1 pcs

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Example 1: Screw with dimensions of 4x10 mm:
00574 10 (2 spaces between the 4 and the 10)

Example 2: Screw with dimensions of 10x20 mm:
005710 20 (1 space between the 10 and the 20)

Example 3: Flat washer with an internal diameter of 6 mm:

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Product information

Würth Catalogue

Catalogue page as PDF  | 

Flip catalog


Datasheets ()

CAD Data  | 




Technical information