Twist drill bit HSS DIN 338 type RN 118°

Name: Twist drill bit HSS DIN 338 type RN 118°
Brand: Würth
SKU: 062570

Twist drill HSS DIN 338 type RN
DRL-TWST-MET-DIN338-HSS-D7,0MM

Art.-no. 062570

EAN 4011231523103

All versions

Prices for customers after login

Twist drill bit HSS DIN 338 type RN 118°

Art.-no. 062570

Prices for customers after login

Quantity

x 10 pcs

Exclusively for trade customers

The affordable, robust assembly drill bit for applications in steel with strength up to 1,000 N/mm².

High breakage resistance

Chip-free manufacturing process

Ideal for construction site and assembly applications without high precision requirements

Robust and durable design

Excellent adhesive properties of cooling lubricants and reduced buildup of material deposits

Vapour-plated surface

Sustainable product packaging made from 100 % PCR (recycled plastic from household waste) and 100 % recyclable

Notice

The dia. 13.0 mm drill shank is reduced to dia. 12.7 mm

Product information

Würth Catalogue

Datasheets(X)

Certificates/ Documents

Suitable for machine type	Drill, Cordless screwdrivers
Material to be processed	Steel
Quality	Würth-Standard
Standard / drilling depth	DIN 338 / 5xD
Diameter (Ø)	7.0 mm
Length (l1)	109 mm
Chip flute length (l2)	75 mm
Shank diameter	7.0 mm
Shank style	Cylindrical
Surface	Vaporised
Cutting material	HSS
Type	RN
Angle of the tip	118 Degree
Service life (points system)	2 of 4 points
Drilling speed (point system)	1 of 4 points
Bore hole quality (point system) ( )	1 of 4 points
Versatility (points system)	1 of 4 points
Drilling behaviour (point system)	2 of 4 points
Suitable for drill (points system)	2 of 4 points
Suitable for cordless drills (points system)	2 of 4 points
Suitable for upright drilling machine (points system)	1 of 4 points
Suitable for milling-drilling centre (points system)	1 of 4 points
Self-centring	No
Suitable for tensile strength up to	1000 N/mm²
Material of sub-group	General structural steels, Non-alloyed tempering steels

Key
v_c = cutting speed [m/min]
f = feed [mm/r]
n = rotation speed [rpm]
The suggested cutting values are reference values and must be adapted to the respective conditions.

For dia. 12.5-20.0
Material designation	Tensile strength			from dia. 12.5			from dia. 16.0			from dia. 20.0
		v_c		n		f	n		f	n		f
		from	to	from	to		from	to		from	to
Steels
General structural steels	≤ 850 N/mm²	12	20	220	330	0,250	160	240	0,280	130	190	0,300
Unalloyed quenched and tempered steels	≤ 850 N/mm²	12	20	220	330	0,250	160	240	0,280	130	190	0,300
Low-alloy quenched and tempered steels	≤ 850 N/mm²	12	20	220	330	0,250	160	240	0,280	130	190	0,300
Cast metals
Cast iron	≤ 350 HB	5,5	12	125	190	0,150	72	110	0,180	60	90	0,200

Cutting values
For dia. 1.0-2.5
Material designation	Tensile strength			from dia. 1.0			from dia. 2.0			from dia. 2.5
		v_c		n		f	n		f	n		f
		from	to	from	to		from	to		from	to
Steels
General structural steels	≤ 850 N/mm²	12	20	4200	6300	0,050	1800	2800	0,060	1500	2300	0,070
Unalloyed quenched and tempered steels	≤ 850 N/mm²	12	20	4200	6300	0,050	1800	2800	0,060	1500	2300	0,070
Low-alloy quenched and tempered steels	≤ 850 N/mm²	12	20	4200	6300	0,050	1800	2800	0,060	1500	2300	0,070
Cast metals
Cast iron	≤ 350 HB	5,5	12	2500	3800	0,030	1050	1600	0,035	830	1250	0,040

For dia. 6.3-10.0
Material designation	Tensile strength			from dia. 6.3			from dia. 8.0			from dia. 10.0
		v_c		n		f	n		f	n		f
		from	to	from	to		from	to		from	to
Steels
General structural steels	≤ 850 N/mm²	12	20	500	750	0,160	340	520	0,180	270	420	0,200
Unalloyed quenched and tempered steels	≤ 850 N/mm²	12	20	500	750	0,160	340	520	0,180	270	420	0,200
Low-alloy quenched and tempered steels	≤ 850 N/mm²	12	20	500	750	0,160	340	520	0,180	270	420	0,200
Cast metals
Cast iron	≤ 350 HB	5,5	12	330	500	0,080	200	300	0,100	150	230	0,120

For dia. 3.15-5.0
Material designation	Tensile strength			from dia. 3.15			from dia. 4.0			from dia. 5.0
		v_c		n		f	n		f	n		f
		from	to	from	to		from	to		from	to
Steels
General structural steels	≤ 850 N/mm²	12	20	1200	1800	1,000	780	1200	0,120	630	950	0,150
Unalloyed quenched and tempered steels	≤ 850 N/mm²	12	20	1200	1800	1,000	780	1200	0,120	630	950	0,150
Low-alloy quenched and tempered steels	≤ 850 N/mm²	12	20	1200	1800	1,000	780	1200	0,120	630	950	0,150
Cast metals
Cast iron	≤ 350 HB	5,5	12	650	1000	0,050	530	800	0,060	420	650	0,070