Version:
Set of the most commonly used counterbores for screws M3 ‚àí M4 ‚àí M5 ‚àí M6 ‚àí M8 ‚àí M10.
Counterbore 156020 DF = through hole fine quality
 
Content:
Counterbore ⌀×pilot ⌀: 1× each size 6.5×3.2; 8×4.3; 10×5.3; 11×6.4; 15×8.4; 18×10.5
 
Technical Data
| Tool material | HSS | |
| Number of cutting edges Z | 3 | |
| Standard | DIN 373 | |
| Shank | Parallel shank to h9 | |
| Through-coolant | no | |
| Coating | uncoated | |
| Point angle | 180 degrees | |
| Type of product | Counterbore |
 
Identification numbers & Classifications
| Article number | 156420 | |
| EAN / GTIN | 4045197087973 |
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