Twist drill bit HSCo8 WN TYPE RH
Twist drill bit HSCo8 WN type RH
DRL-TWST-MET-WN-MK-HSCO8-D16,0
ZEBRA
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Excellent stability and cutting force
Extra-short drilling section and reinforced core
Extra-high level of resistance to breakage
Optimised cutting edge and special, flat helix angle
Product packaging made of 100 % PCR (recycled plastic from household waste), 100 % recyclable and Cradle to Cradle Certified® Bronze
Datasheets(X)
Suitable for machine type | Pedestal drilling machine |
Material to be processed | Hard and tough material |
Quality | ZEBRA-Premium |
Standard / drilling depth | CS / 3xD |
Diameter (Ø) | 16 mm |
Suitable for morse taper tools | MK 2 |
Length (l1) | 168 mm |
Chip flute length (l2) | 70 mm |
Shank style | Morse taper |
Surface | Vaporised |
Cutting material | HSCo8 |
Type | RH |
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) ( ) | 3 of 4 points |
Versatility (points system) | 2 of 4 points |
Drilling behaviour (point system) | 3 of 4 points |
Suitable for upright drilling machine (points system) | 4 of 4 points |
Suitable for milling-drilling centre (points system) | 2 of 4 points |
Self-centring | Yes |
Suitable for tensile strength up to | 1400 N/mm² |
Material of sub-group | Alloyed tempering steels |
Cutting values | ||||||||||||
For dia. 8.0-12.0 | ||||||||||||
Material designation | Tensile strength | from dia. 8.0 | from dia. 10.0 | from dia. 12.0 | ||||||||
vc | n | f | n | f | n | f | ||||||
from | to | from | to | from | to | from | to | |||||
Steels | ||||||||||||
General structural steels | ≤ 850 N/mm² | 25 | 35 | 995 | 1393 | 0,100 | 796 | 1114 | 0,120 | 663 | 928 | 0,140 |
Unalloyed quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 995 | 1393 | 0,100 | 796 | 1114 | 0,120 | 663 | 928 | 0,140 |
Low-alloy quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 995 | 1393 | 0,100 | 796 | 1114 | 0,120 | 663 | 928 | 0,140 |
Unalloyed quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 796 | 995 | 0,100 | 637 | 796 | 0,120 | 531 | 663 | 0,140 |
Low-alloy quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 796 | 995 | 0,100 | 637 | 796 | 0,120 | 531 | 663 | 0,140 |
Alloyed quenched and tempered steels | ≤ 1,200 N/mm² | 8 | 12 | 318 | 477 | 0,100 | 255 | 382 | 0,120 | 212 | 318 | 0,140 |
Nitriding steels | ≤ 1,200 N/mm² | 8 | 12 | 318 | 477 | 0,100 | 255 | 382 | 0,120 | 212 | 318 | 0,140 |
Tool steels | ≤ 1,200 N/mm² | 8 | 12 | 318 | 477 | 0,100 | 255 | 382 | 0,120 | 212 | 318 | 0,140 |
High-speed steels | ≤ 1,200 N/mm² | 8 | 12 | 318 | 477 | 0,100 | 255 | 382 | 0,120 | 212 | 318 | 0,140 |
Stainless steels | ||||||||||||
Titanium and titanium alloys | ≤ 850 N/mm² | 3 | 8 | 119 | 318 | 0,100 | 95 | 255 | 0,120 | 80 | 212 | 0,140 |
Special alloys | ≤ 1,200 N/mm² | 3 | 8 | 119 | 318 | 0,100 | 95 | 255 | 0,120 | 80 | 212 | 0,140 |
Cast metals | ||||||||||||
Cast iron | ≤ 350 HB | 20 | 30 | 796 | 1194 | 0,140 | 637 | 955 | 0,160 | 531 | 796 | 0,200 |
Spheroidal graphite and malleable iron | ≤ 350 HB | 18 | 22 | 716 | 875 | 0,140 | 573 | 700 | 0,160 | 477 | 584 | 0,200 |
Hard materials | ||||||||||||
Hardox | 8 | 10 | 318 | 398 | 0,080 | 255 | 318 | 0,100 | 212 | 265 | 0,120 | |
Spring steels | ≤ 330 HB | 5 | 10 | 199 | 398 | 0,080 | 159 | 318 | 0,100 | 133 | 265 | 0,120 |
For dia. 16.0-24.0 | ||||||||||||
Material designation | Tensile strength | from dia. 16.0 | from dia. 20.0 | from dia. 24.0 | ||||||||
vc | n | f | n | f | n | f | ||||||
from | to | from | to | from | to | from | to | |||||
Steels | ||||||||||||
General structural steels | ≤ 850 N/mm² | 25 | 35 | 497 | 696 | 0,180 | 398 | 557 | 0,200 | 332 | 464 | 0,220 |
Unalloyed quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 497 | 696 | 0,180 | 398 | 557 | 0,200 | 332 | 464 | 0,220 |
Low-alloy quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 497 | 696 | 0,180 | 398 | 557 | 0,200 | 332 | 464 | 0,220 |
Unalloyed quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 398 | 497 | 0,180 | 318 | 398 | 0,200 | 265 | 332 | 0,220 |
Low-alloy quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 398 | 497 | 0,180 | 318 | 398 | 0,200 | 265 | 332 | 0,220 |
Alloyed quenched and tempered steels | ≤ 1,200 N/mm² | 8 | 12 | 159 | 239 | 0,160 | 127 | 191 | 0,180 | 106 | 159 | 0,200 |
Nitriding steels | ≤ 1,200 N/mm² | 8 | 12 | 159 | 239 | 0,160 | 127 | 191 | 0,180 | 106 | 159 | 0,200 |
Tool steels | ≤ 1,200 N/mm² | 8 | 12 | 159 | 239 | 0,160 | 127 | 191 | 0,180 | 106 | 159 | 0,200 |
High-speed steels | ≤ 1,200 N/mm² | 8 | 12 | 159 | 239 | 0,160 | 127 | 191 | 0,180 | 106 | 159 | 0,200 |
Stainless steels | ||||||||||||
Titanium and titanium alloys | ≤ 850 N/mm² | 3 | 8 | 60 | 159 | 0,160 | 48 | 127 | 0,180 | 40 | 106 | 0,200 |
Special alloys | ≤ 1,200 N/mm² | 3 | 8 | 60 | 159 | 0,160 | 48 | 127 | 0,180 | 40 | 106 | 0,200 |
Cast metals | ||||||||||||
Cast iron | ≤ 350 HB | 20 | 30 | 398 | 597 | 0,250 | 318 | 477 | 0,260 | 265 | 398 | 0,280 |
Spheroidal graphite and malleable iron | ≤ 350 HB | 18 | 22 | 358 | 438 | 0,250 | 286 | 350 | 0,260 | 239 | 292 | 0,280 |
Hard materials | ||||||||||||
Hardox | 8 | 10 | 159 | 199 | 0,140 | 127 | 159 | 0,160 | 106 | 133 | 0,200 | |
Spring steels | ≤ 330 HB | 5 | 10 | 99 | 199 | 0,140 | 80 | 159 | 0,160 | 66 | 133 | 0,200 |
For dia. 28.0-36.0 | ||||||||||||
Material designation | Tensile strength | from dia. 28.0 | from dia. 32.0 | from dia. 36.0 | ||||||||
vc | n | f | n | f | n | f | ||||||
from | to | from | to | from | to | from | to | |||||
Steels | ||||||||||||
General structural steels | ≤ 850 N/mm² | 25 | 35 | 284 | 398 | 0,260 | 249 | 348 | 0,300 | 221 | 309 | 0,360 |
Unalloyed quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 284 | 398 | 0,260 | 249 | 348 | 0,300 | 221 | 309 | 0,360 |
Low-alloy quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 284 | 398 | 0,260 | 249 | 348 | 0,300 | 221 | 309 | 0,360 |
Unalloyed quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 227 | 284 | 0,260 | 199 | 249 | 0,280 | 177 | 221 | 0,300 |
Low-alloy quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 227 | 284 | 0,260 | 199 | 249 | 0,280 | 177 | 221 | 0,300 |
Alloyed quenched and tempered steels | ≤ 1,200 N/mm² | 8 | 12 | 91 | 136 | 0,220 | 80 | 119 | 0,240 | 71 | 106 | 0,250 |
Nitriding steels | ≤ 1,200 N/mm² | 8 | 12 | 91 | 136 | 0,220 | 80 | 119 | 0,240 | 71 | 106 | 0,250 |
Tool steels | ≤ 1,200 N/mm² | 8 | 12 | 91 | 136 | 0,220 | 80 | 119 | 0,240 | 71 | 106 | 0,250 |
High-speed steels | ≤ 1,200 N/mm² | 8 | 12 | 91 | 136 | 0,220 | 80 | 119 | 0,240 | 71 | 106 | 0,250 |
Stainless steels | ||||||||||||
Titanium and titanium alloys | ≤ 850 N/mm² | 3 | 8 | 34 | 91 | 0,220 | 30 | 80 | 0,240 | 27 | 71 | 0,250 |
Special alloys | ≤ 1,200 N/mm² | 3 | 8 | 34 | 91 | 0,220 | 30 | 80 | 0,240 | 27 | 71 | 0,250 |
Cast metals | ||||||||||||
Cast iron | ≤ 350 HB | 20 | 30 | 227 | 341 | 0,300 | 199 | 298 | 0,320 | 177 | 265 | 0,350 |
Spheroidal graphite and malleable iron | ≤ 350 HB | 18 | 22 | 205 | 250 | 0,300 | 179 | 219 | 0,320 | 159 | 195 | 0,350 |
Hard materials | ||||||||||||
Hardox | 8 | 10 | 91 | 114 | 0,240 | 80 | 99 | 0,260 | 71 | 88 | 0,300 | |
Spring steels | ≤ 330 HB | 5 | 10 | 57 | 114 | 0,240 | 50 | 99 | 0,260 | 44 | 88 | 0,300 |
For dia. 40.0 | ||||||
Material designation | Tensile strength | from dia. 40.0 | ||||
vc | n | f | ||||
from | to | from | to | |||
Steels | ||||||
General structural steels | ≤ 850 N/mm² | 25 | 35 | 199 | 279 | 0,400 |
Unalloyed quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 199 | 279 | 0,400 |
Low-alloy quenched and tempered steels | ≤ 850 N/mm² | 25 | 35 | 199 | 279 | 0,400 |
Unalloyed quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 159 | 199 | 0,300 |
Low-alloy quenched and tempered steels | ≤ 1,000 N/mm² | 20 | 25 | 159 | 199 | 0,300 |
Alloyed quenched and tempered steels | ≤ 1,200 N/mm² | 8 | 12 | 64 | 95 | 0,250 |
Nitriding steels | ≤ 1,200 N/mm² | 8 | 12 | 64 | 95 | 0,250 |
Tool steels | ≤ 1,200 N/mm² | 8 | 12 | 64 | 95 | 0,250 |
High-speed steels | ≤ 1,200 N/mm² | 8 | 12 | 64 | 95 | 0,250 |
Stainless steels | ||||||
Titanium and titanium alloys | ≤ 850 N/mm² | 3 | 8 | 24 | 64 | 0,250 |
Special alloys | ≤ 1,200 N/mm² | 3 | 8 | 24 | 64 | 0,250 |
Cast metals | ||||||
Cast iron | ≤ 350 HB | 20 | 30 | 159 | 239 | 0,400 |
Spheroidal graphite and malleable iron | ≤ 350 HB | 18 | 22 | 143 | 175 | 0,400 |
Hard materials | ||||||
Hardox | 8 | 10 | 64 | 80 | 0,320 | |
Spring steels | ≤ 330 HB | 5 | 10 | 40 | 80 | 0,320 |
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. |
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