Twist drill bit HSS DIN 340 type RN 130°

Name: Twist drill bit HSS DIN 340 type RN 130°
Brand: Würth
SKU: 0624200400

Twist drill HSS DIN 340 RN point angle 130 degree
DRL-TWST-MET-DIN340-HSS-D4,0
ZEBRA

Art.-no. 0624200400

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Art.-no. 0624200400

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The long steel precision drill bit for deep drilling in steel up to 850 N/mm² strength and in cast iron.

20% lower infeed force compared to conventional drill bits as well as quicker progress and a more gentle way of working

Optimised cross thinning

Precise spot drilling without centring, even on curved surfaces

Optimised split point

Ideal for core drill holes

Very precise point geometry for accurate drill holes

Excellent adhesive capability of coolant lubricants and reduced tendency for material to build up

Vaporised surface

Notice

When using the twist drill in line with DIN 340, it is advisable to make a centring hole first. Our NC spotting drills (art. no. 063644...) are ideal for this purpose.

Suitable for machine type	Drill Cordless screwdrivers Pedestal drilling machine
Material to be processed	Steel Cast iron
Quality	ZEBRA-Premium
Standard / drilling depth	DIN 340 / 10xD
Diameter (Ø)	4 mm
Length (l1)	119 mm
Chip flute length (l2)	78 mm
Shank style	Cylindrical
Surface	Vaporised
Cutting material	HSS
Type	RN
Angle of the tip	130 Degree
Service life (points system)	3 of 4 points
Drilling speed (point system)	3 of 4 points
Bore hole quality (point system) ( )	4 of 4 points
Versatility (points system)	2 of 4 points
Drilling behaviour (point system)	3 of 4 points
Suitable for drill (points system)	3 of 4 points
Suitable for cordless drills (points system)	3 of 4 points
Suitable for upright drilling machine (points system)	3 of 4 points
Suitable for milling-drilling centre (points system)	1 of 4 points
Self-centring	Yes
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