Twist drill bit assortment HSS DIN 338 type RN 118°. 155 pieces in system case
Twist drill bit HSS DIN 338 RN 118° 155 pcs Sysko
TWSTDRL-SYSKO-RN-DIN338-HSS-155PCS
Art.-no. 5964062500
EAN 4046777219906
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Excellent break resistance
Chipless manufacturing process
Ideal for construction site and assembly applications that do not require high precision
Robust and durable design
Excellent adhesive capability of coolant lubricants and reduced tendency for material to build up
Vaporised surface
Datasheets(X)
Number of pieces in assortment/set | 155 PCS |
Quality | Würth-Standard |
Standard / drilling depth | DIN 338 / 5xD |
Shank style | Cylindrical |
Material of sub-group | General structural steels, Non-alloyed tempering steels |
Surface | Vaporised |
Cutting material | HSS |
Type | RN |
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 |
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 |
Self-centring | No |
| Cutting values | ||||||||||||
| For dia. 1.0-2.5 | ||||||||||||
| Material designation | Tensile strength | from dia. 1.0 | from dia. 2.0 | from dia. 2.5 | ||||||||
| vc | 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 hardened steels | ≤ 850 N/mm² | 12 | 20 | 4200 | 6300 | 0,050 | 1800 | 2800 | 0,060 | 1500 | 2300 | 0,070 |
| Low-alloy hardened 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 |
| 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. 12.5-20.0 | ||||||||||||
| Material designation | Tensile strength | from dia. 12.5 | from dia. 16.0 | from dia. 20.0 | ||||||||
| vc | 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 hardened steels | ≤ 850 N/mm² | 12 | 20 | 220 | 330 | 0,250 | 160 | 240 | 0,280 | 130 | 190 | 0,300 |
| Low-alloy hardened 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 |
| For dia. 6.3-10.0 | ||||||||||||
| Material designation | Tensile strength | from dia. 6.3 | from dia. 8.0 | from dia. 10.0 | ||||||||
| vc | 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 hardened steels | ≤ 850 N/mm² | 12 | 20 | 500 | 750 | 0,160 | 340 | 520 | 0,180 | 270 | 420 | 0,200 |
| Low-alloy hardened 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 | ||||||||
| vc | 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 hardened steels | ≤ 850 N/mm² | 12 | 20 | 1200 | 1800 | 1,000 | 780 | 1200 | 0,120 | 630 | 950 | 0,150 |
| Low-alloy hardened 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 |
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