HSCo precision twist wood drill bit For hardwood, wood and plastics
Precision wood twist drill HSCo
DRL-TWST-WO-HSCO-P-D7,0MM
ZEBRA
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Precision-ground centring tip with two taper taps
Optimum centring for excellent drill hole quality
Special groove geometry and double margin
Optimum chip removal and stability during the drilling process
Extremely low production tolerances with precisely defined surface and profile quality
More precise drilling
Blade-like ground cutting edges
Fast, precise drilling
Double margin
- Prevents deviation from diameter (no off-centre drilling)
- Excellent drill bit stability
Product packaging made from 100 % PCR (recycled plastic from household waste) and 100 % recyclable
Datasheets(X)
Tropical woods such as bangkirai, hardwoods, softwoods, fibreboards, plastic-coated fibreboards, laminates, soft plastics, hard plastics
Diameter (Ø) | 7 mm |
Length | 109 mm |
Working length | 69 mm |
Cutting material | HSCo |
Shank diameter | 7 mm |
| Bore diameter | Softwood | Hardwood | Chipboard | Resopal | Plastics |
| 3 mm | 3800 rpm | 2850 rpm | 2500 rpm | 2100 rpm | 2300 rpm |
| 4 mm | 2900 rpm | 2150 rpm | 1850 rpm | 1600 rpm | 1750 rpm |
| 5 mm | 2350 rpm | 1700 rpm | 1500 rpm | 1300 rpm | 1400 rpm |
| 6 mm | 1950 rpm | 1450 rpm | 1250 rpm | 1100 rpm | 1170 rpm |
| 7 mm | 1650 rpm | 1250 rpm | 1100 rpm | 900 rpm | 1000 rpm |
| 8 mm | 1450 rpm | 1050 rpm | 950 rpm | 800 rpm | 880 rpm |
| 9 mm | 1300 rpm | 950 rpm | 850 rpm | 700 rpm | 780 rpm |
| 10 mm | 1160 rpm | 850 rpm | 750 rpm | 650 rpm | 700 rpm |
| 11 mm | 1050 rpm | 780 rpm | 680 rpm | 580 rpm | 650 rpm |
| 12 mm | 970 rpm | 700 rpm | 620 rpm | 530 rpm | 580 rpm |
| 14 mm | 830 rpm | 600 rpm | 530 rpm | 450 rpm | 500 rpm |
| 16 mm | 730 rpm | 550 rpm | 470 rpm | 400 rpm | 440 rpm |
| 18 mm | 650 rpm | 480 rpm | 420 rpm | 50 rpm | 400 rpm |
| 20 mm | 580 rpm | 430 rpm | 370 rpm | 320 rpm | 350 rpm |