HSCo green-ring machine tap for blind holes DIN 371/376
Machine screw tap HSCo green form C
MATAP-BLIHO-HSCO-DIN371-GREEN-M8
ZEBRA
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- Tool geometry precisely tailored to stainless steel with increased clearance angle
- Extra homogeneous cutting edge rounding for a 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, Stainless 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 | M8 |
Pitch | 1.25 mm |
Length | 90 mm |
Shank diameter | 8.0 mm |
Size of square | 6.2 mm |
DIN | 371 |
Cutting material | HSCo |
Surface | Plain |
Form | C |
Core hole diameter | 6.8 mm |
Twist angle | 40° (right) |
Shank style | Cylindrical with square drive |
Tolerance of screw taps | ISO 2 (6H) |
Suitable for tensile strength up to | 1000 N/mm² |
Service life (points system) | 2 of 4 points |
Trueness to gauge (points system) | 4 of 4 points |
Versatility (points system) | 2 of 4 points |
Cutting behaviour (points system) | 3 of 4 points |
Chip formation (points system) | 2 of 4 points |
Material of sub-group | Stainless steels, sulphurated, Stainless steels, austenitic, Stainless steels, martensitic |
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