Pointed Boring Tool Bit DIN 4974 - H20 (K20), 20x20, for Cast Iron
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DIN 4974 (ISO 9);
Cutting direction: right;
Shank size: 20 x 20;
Carbide grade: H20 (K20)
Cutting direction: right;
Shank size: 20 x 20;
Carbide grade: H20 (K20)
Properties and application:
- Brazed turning tool bit for machining single units and small series
- Fitted with ground carbide inserts H20 (K20)
- Materials machined with H20 (K20) carbide: cast iron with hardness of approx. 220HB, copper and copper alloys, light alloys, plastics, wood
- Types of machining operations performed with H20 (K20) carbide inserts: turning, milling, chipping, counterboring and reaming
Specifications:
Parameter | Value | Unit | |
---|---|---|---|
h | 20 | mm | |
b | 20 | mm | |
d | 20 | mm | |
L | 250 | mm | |
l | 100 | mm | |
n | 8 | mm | |
r | 0,4 | mm | |
Dmin | 34 | mm | |
Weight | 0,7 | kg |
Turning tool bit |
ISO 243 ISO 514 |
PN-91 M-58352 | DIN |
---|---|---|---|
Internal, pointed | ISO9 | NNWb | 4974 |
Learn more about tool bits designation system, cemented carbide grades, machining parameters and application here
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