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 steel assembly drill bit for applications in steel up to 1,000 N/mm².

High level of resistance to breakage

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 a reduced tendency towards the buildup of material deposits

Vapour-plated surface

Sustainable product packaging made of 100 % PCR (recycled plastic from household waste), 100 % recyclable and Cradle to Cradle Certified® Bronze

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 mm
Length (l1)	109 mm
Chip flute length (l2)	75 mm
Shank diameter	7 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

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. 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

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. 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

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.