SU Series (inch): 5x diameter depth, straight shank, external cooling
| Drill Type: | 5D, Straight Shank | |
| Cooling Method: | External | |
| Grade: | KDG303 | |
| Grade Description: | Nano structured nc-TiAlN coating on ultrafine high strength carbide substrate | |
| Application: | General drilling on a wide range of workpiece materials, particularly carbon steel, alloy steel, pre-hardened steel (HRC40), cast iron, nodular cast iron, etc. |
| Stocking Item | Dimension (inch) | |||||
| Part Number | Drill Dia.(d1) | Shank Dia.(d2) | Overall Length(L1) | Flute Length(L2) | Recom. Drilling Depth (L3) | Shank Length(L4) |
| SU-A0L-02500 | 1/4 | 0.2500 | 3.23 | 1.69 | 1.374 | 1.44 |
| SU-A0L-02813 | 9/32 | 0.3125 | 3.58 | 1.97 | 1.587 | 1.52 |
| SU-A0L-03125 | 5/16 | 0.3125 | 3.58 | 1.97 | 1.587 | 1.52 |
| SU-A0L-04219 | 27/64 | 0.4219 | 4.37 | 2.60 | 2.091 | 1.67 |
| SU-A0L-04688 | 15/32 | 0.5000 | 4.65 | 2.76 | 2.189 | 1.79 |
| SU-A0L-05625 | 9/16 | 0.5625 | 4.88 | 2.99 | 2.362 | 1.79 |
| SU-A0L-06250 | 5/8 | 0.6250 | 5.24 | 3.23 | 2.539 | 1.91 |
| SU-A0L-06875 | 11/16 | 0.6875 | 5.63 | 3.62 | 2.874 | 1.91 |
Note:
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1. volume discount
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