
■ The CEIR is a high helix JIS type R center hole drill.
Segment:51
| Size Dc × R ×Ds | Code | Dc (mm) | Ds (mm) | L (mm) | ℓ (mm) | Rmax (mm) | Rmin (mm) | TYPE | MSRP |
| 1× R× 3.15 | CE1.0RI | 1 | 3.15 | 31.5 | 3 | 3.15 | 2.5 | 1 | ¥ 1,400 |
| 1.25× R× 3.15 | CE1.25RI | 1.25 | 3.15 | 31.5 | 3.35 | 4 | 3.15 | 1 | ¥ 1,290 |
| 1.6× R× 4 | CE1.6RI | 1.6 | 4 | 35.5 | 4.25 | 5 | 4 | 1 | ¥ 1,240 |
| 2× R× 5 | CE2.0RI | 2 | 5 | 40 | 5.3 | 6.3 | 5 | 1 | ¥ 1,030 |
| 2.5× R× 6.3 | CE2.5RI | 2.5 | 6.3 | 45 | 6.7 | 8 | 6.3 | 1 | ¥ 1,120 |
| 3.15× R× 8 | CE3.15RI | 3.15 | 8 | 50 | 8.5 | 10 | 8 | 1 | ¥ 1,500 |
| 4× R× 10 | CE4.0RI | 4 | 10 | 56 | 10.6 | 12.5 | 10 | 1 | ¥ 2,740 |
| 5× R× 12.5 | CE5.0RI | 5 | 12.5 | 63 | 13.2 | 16 | 12.5 | 1 | ¥ 3,670 |
| 6.3× R× 16 | CE6.3RI | 6.3 | 16 | 71 | 17 | 20 | 16 | 1 | ¥ 7,090 |
| 8× R× 20 | CE8.0RI | 8 | 20 | 80 | 21.2 | 25 | 20 | 1 | ¥ 14,400 |
| 10× R× 25 | CE010RI | 10 | 25 | 100 | 26.5 | 31.5 | 25 | 1 | ¥ 25,200 |