HSCo blue-ring machine tap for blind holes DIN 371/376
Machine screw tap HSCo blue form C
MATAP-BLIHO-HSCO-DIN371-BLUE-M5
ZEBRA
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- Cutting geometry precisely tailored to steel materials
- Optimized micro-geometry and diagonally stepped threaded part for high process reliability and longer service life compared to comparable machine taps
- Sufficient coolant and lubricant must be added when cutting threads.
- For the machine tap/material assignments, see the overview tables
Datasheets(X)
Thread type | Metric thread |
Material to be processed | Steel |
Hole type | Blind hole ≤ 2.5xD |
Suitable for machine type | Milling/drill center, Pedestal drilling machine |
Quality | ZEBRA-Premium |
Thread type x nominal diameter | M5 |
Pitch | 0.8 mm |
Length | 70 mm |
Shank diameter | 6.0 mm |
Size of square | 4.9 mm |
DIN | 371 |
Cutting material | HSCo |
Surface | Plain |
Form | C |
Core hole diameter | 4.2 mm |
Twist angle | 40° (right) |
Shank style | Cylindrical with square drive |
Tolerance of screw taps | ISO 2 (6H) |
Suitable for tensile strength up to | 850 N/mm² |
Service life (points system) | 2 of 4 points |
Trueness to gauge (points system) | 4 of 4 points |
Versatility (points system) | 1 of 4 points |
Cutting behaviour (points system) | 3 of 4 points |
Chip formation (points system) | 2 of 4 points |
Material of sub-group | General structural steels, Non-alloyed tempering steels |
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