Twist drill bit HSS DIN 1869 R2 type RN
Twist drill HSS DIN 1869 R2 type RN
DRL-TWST-MET-DIN1869-R2-HSS-D5,0
 
				 
				 
				 
				 
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- Vapour-plated surface for excellent adhesive properties of cooling lubricants and reduced buildup of material deposits
- Product packaging made from 100 % PCR (recycled plastic from household waste) and 100 % recyclable
When using the drill bit in accordance with DIN 1869, it is recommended to create a pilot hole with a depth of 1xD to 2xD. Our extra-short precision drill bit in accordance with DIN 1897 (art. no. 062470…) is ideal for this task.
Datasheets(X)
| Suitable for machine type | Drill, Cordless screwdrivers, Milling/drill center, Pedestal drilling machine | 
| Material to be processed | Steel, Cast iron | 
| Quality | Würth-Standard | 
| Standard / drilling depth | DIN 1869 / 25xD | 
| Diameter (Ø) | 5.0 mm | 
| Length (l1) | 245 mm | 
| Chip flute length (l2) | 170 mm | 
| Shank diameter | 5.0 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) | 2 of 4 points | 
| Bore hole quality (point system) ( ) | 2 of 4 points | 
| Versatility (points system) | 2 of 4 points | 
| Drilling behaviour (point system) | 3 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) | 2 of 4 points | 
| Suitable for milling-drilling centre (points system) | 1 of 4 points | 
| Self-centring | Yes | 
| Suitable for tensile strength up to | 1000 N/mm² | 
| Material of sub-group | General structural steels, Non-alloyed tempering steels, Tool steels, Cast iron, Ductile iron, Malleable cast iron, Brass, short-chipping, Brass, long-chipping, Plastics, thermoset, Plastics, thermoplastic | 
| Cutting values | ||||||||||||
| For dia. 4.0-6.0 | ||||||||||||
| Material designation | Tensile strength | from dia. 4.0 | from dia. 5.0 | from dia. 6.0 | ||||||||
| vc | n | f | n | f | n | f | ||||||
| from | to | from | to | from | to | from | to | |||||
| Steels | ||||||||||||
| General structural steels | ≤ 850 N/mm² | 25 | 30 | 1989 | 2387 | 0,060 | 1592 | 1910 | 0,080 | 1326 | 1592 | 0,100 | 
| Unalloyed quenched and tempered steels | ≤ 850 N/mm² | 25 | 30 | 1989 | 2387 | 0,060 | 1592 | 1910 | 0,080 | 1326 | 1592 | 0,100 | 
| Low-alloy quenched and tempered steels | ≤ 850 N/mm² | 25 | 30 | 1989 | 2387 | 0,060 | 1592 | 1910 | 0,080 | 1326 | 1592 | 0,100 | 
| Unalloyed quenched and tempered steels | ≤ 1,000 N/mm² | 22 | 25 | 1751 | 1989 | 0,060 | 1401 | 1592 | 0,080 | 1167 | 1326 | 0,100 | 
| Low-alloy quenched and tempered steels | ≤ 1,000 N/mm² | 22 | 25 | 1751 | 1989 | 0,060 | 1401 | 1592 | 0,080 | 1167 | 1326 | 0,100 | 
| Alloyed quenched and tempered steels | ≤ 1,200 N/mm² | 10 | 16 | 796 | 1273 | 0,050 | 637 | 1019 | 0,060 | 531 | 849 | 0,080 | 
| Nitriding steels | ≤ 1,200 N/mm² | 10 | 16 | 796 | 1273 | 0,050 | 637 | 1019 | 0,060 | 531 | 849 | 0,080 | 
| Tool steels | ≤ 1,200 N/mm² | 10 | 16 | 796 | 1273 | 0,050 | 637 | 1019 | 0,060 | 531 | 849 | 0,080 | 
| High-speed steels | ≤ 1,200 N/mm² | 10 | 16 | 796 | 1273 | 0,050 | 637 | 1019 | 0,060 | 531 | 849 | 0,080 | 
| Cast metals | ||||||||||||
| Cast iron | ≤ 350 HB | 28 | 32 | 2228 | 2546 | 0,060 | 1783 | 2037 | 0,080 | 1485 | 1698 | 0,100 | 
| Spheroidal graphite and malleable iron | ≤ 350 HB | 22 | 25 | 1751 | 1989 | 0,060 | 1401 | 1592 | 0,080 | 1167 | 1326 | 0,100 | 
| Plastics | ||||||||||||
| Plastics | ≤ 200 N/mm² | 20 | 30 | 1592 | 2387 | 0,050 | 1273 | 1910 | 0,060 | 1061 | 1592 | 0,080 | 
| Key | 
| vc = 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. 8.0-13.0 | ||||||||||||
| Material designation | Tensile strength | from dia. 8.0 | from dia. 10.0 | from dia. 13.0 | ||||||||
| vc | n | f | n | f | n | f | ||||||
| from | to | from | to | from | to | from | to | |||||
| Steels | ||||||||||||
| General structural steels | ≤ 850 N/mm² | 25 | 30 | 995 | 1194 | 0,120 | 796 | 955 | 0,140 | 612 | 735 | 0,160 | 
| Unalloyed quenched and tempered steels | ≤ 850 N/mm² | 25 | 30 | 995 | 1194 | 0,120 | 796 | 955 | 0,140 | 612 | 735 | 0,160 | 
| Low-alloy quenched and tempered steels | ≤ 850 N/mm² | 25 | 30 | 995 | 1194 | 0,120 | 796 | 955 | 0,140 | 612 | 735 | 0,160 | 
| Unalloyed quenched and tempered steels | ≤ 1,000 N/mm² | 22 | 25 | 875 | 995 | 0,120 | 700 | 796 | 0,140 | 539 | 612 | 0,160 | 
| Low-alloy quenched and tempered steels | ≤ 1,000 N/mm² | 22 | 25 | 875 | 995 | 0,120 | 700 | 796 | 0,140 | 539 | 612 | 0,160 | 
| Alloyed quenched and tempered steels | ≤ 1,200 N/mm² | 10 | 16 | 398 | 637 | 0,100 | 318 | 509 | 0,100 | 245 | 392 | 0,120 | 
| Nitriding steels | ≤ 1,200 N/mm² | 10 | 16 | 398 | 637 | 0,100 | 318 | 509 | 0,100 | 245 | 392 | 0,120 | 
| Tool steels | ≤ 1,200 N/mm² | 10 | 16 | 398 | 637 | 0,100 | 318 | 509 | 0,100 | 245 | 392 | 0,120 | 
| High-speed steels | ≤ 1,200 N/mm² | 10 | 16 | 398 | 637 | 0,100 | 318 | 509 | 0,100 | 245 | 392 | 0,120 | 
| Cast metals | ||||||||||||
| Cast iron | ≤ 350 HB | 28 | 32 | 1114 | 1273 | 0,120 | 891 | 1019 | 0,140 | 686 | 784 | 0,160 | 
| Spheroidal graphite and malleable iron | ≤ 350 HB | 22 | 25 | 875 | 995 | 0,120 | 700 | 796 | 0,140 | 539 | 612 | 0,160 | 
| Plastics | ||||||||||||
| Plastics | ≤ 200 N/mm² | 20 | 30 | 796 | 1194 | 0,100 | 637 | 955 | 0,100 | 490 | 735 | 0,120 | 
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