Fukuda Seiko, Japan
Fukuda Seiko DCB Sinking Milling Cutter with Drill (for Hexagon Socket Head Bolts)
Made in Japan
Manufacturer: Fukuda Seiko
Model: DCB
Drilling and sinking holes can be processed at the same time. [If there is a pilot hole, please do not use this product. ]
Material: HSS (SKH51)
Number of blades: 2
Drill diameter tolerance: 0 to -0.05
Blade diameter tolerance: 0 to +0.2
Lead angle: Right twist 25°
| name | Drill diameter (φD1) | Drill length ( ) | Blade diameter (φD) | Overall length (L) | Shank diameter (φd) |
| 3 | 3.5 | 15 | 5.9 | 50 | 6 |
| 4 | 4.5 | 7.4 | 55 | ||
| 5 | 5.5 | 20 | 8.9 | 63 | 8 |
| 6 | 6.5 | 25 | 10.4 | 70 | |
| 8 | 8.5 | 30 | 13.4 | 79 | 10 |
| 10 | 10.6 | 35 | 16.8 | 87 | 12 |
| 12 | 12.7 | 18.8 | 92 | ||
| 14 | 15 | 24 | 98 |
