● The CD-S(I) is an old JIS 1 low helix center hole drill suitable for relatively hard materials.
Specification

Cutting Speed depending on Materials


Segment:51
|
Size Dc × θ ×Ds |
Code |
Dc (mm) |
Ds (mm) |
L (mm) |
ℓ (mm) |
Dw (mm) |
TYPE |
|
2.5 × 60゜ × 8 |
C12.5 |
2.5 |
8 |
50 |
3.5 |
6.5 |
1 |
|
3 × 60゜ × 10 |
C13.0 |
3 |
10 |
55 |
4 |
8 |
1 |
|
4 × 60゜ × 12 |
C14.0 |
4 |
12 |
66 |
5 |
10 |
1 |
|
5 × 60゜ × 14 |
C15.0 |
5 |
14 |
78 |
6.5 |
12 |
1 |
・Machining conditions are calculated based on the workpiece end-face hole size Dw.
・For details on machining conditions, see TECHNICAL INFORMATION, “27. Table of recommend centering condition.”
| แบรนด์สินค้า | YAMAWA |
|---|
