CNC drilling tools -- carbide step drill
Product Features:
1. SU series of general processing twist drill enjoy a board scope of application, can fulfill a efficient material processing of P type, M type, K type and S type.
2. Optimization of groove design and waveform designation of cutting edge achieves superior sharpness and strength, make chip-remove smoother.
3.140° Angle design reduces feed force in initial stage of drilling, provides an excellent self-centering ability and ensures the processing quality of hole.
4. The nanoscale TiAIN coating improves hot hardness and significantly prevents the BUE.
Drill Diameter |
Drilling Depth | Cooling Mode | Shank Form | Thread Size | Shank Diameter | Drill Diameter | Overall Length | Drill Length | Shank Length | L5 |
3.3 | 3 | External | Straight | M4 | 6 | 4.5 | 66 | 28 | 36 | 11.4 |
4.2 | 3 | External | Straight | M5 | 6 | 6 | 66 | 28 | 36 | 13.6 |
5 | 3 | External | Straight | M6 | 8 | 7 | 79 | 41 | 36 | 16.5 |
6.75 | 3 | External | Straight | M8 | 10 | 9.5 | 89 | 47 | 40 | 21 |
8.5 | 3 | External | Straight | M10 | 12 | 12 | 102 | 55 | 45 | 25.5 |
10.25 | 3 | External | Straight | M12 | 14 | 14 | 107 | 60 | 45 | 30 |
12 | 3 | External | Straight | M14 | 16 | 16 | 115 | 65 | 48 | 34.5 |
14 | 3 | External | Straight | M16 | 18 | 18 | 123 | 73 | 48 | 38.5 |
7 | 3 | External | Straight | M8*1 | 10 | 9.8 | 89 | 47 | 40 | 21 |
9 | 3 | External | Straight | M10*1 | 12 | 12 | 102 | 55 | 45 | 25.5 |
10.5 | 3 | External | Straight | M12*1.5 | 14 | 14 | 107 | 60 | 45 | 30 |
12.5 | 3 | External | Straight | M14*1.5 | 16 | 16 | 115 | 65 | 48 | 34.5 |
14.5 | 3 | External | Straight | M16*1.5 | 18 | 18 | 123 | 73 | 48 | 38.5 |